Can someone please answer this, ill give you brainliest Would be very appreciated.
Answers
[tex]{\large{\red{\mapsto{\maltese{\underline{\green{\boxed{\blue{\underbrace{\overbrace{\pink{\pmb{\bf{Answer:}}}}}}}}}}}}}}[/tex]
Weather
Explanation:
As during climate only one season change to another and it's a long period of time
while in weather it's can change into any season for few days depending on the relief of the area.
Answer:
weather
Explanation:
There is often confusion between weather and climate. Weather is the condition of the atmosphere at a particular place over a short period of time.
Related Questions
Why is it important to assess flexibility both before and during a workout regimen? a. to assess flexibility progress b. to keep muscles warm c. to establish flexibility baselines d. none of the above please select the best answer from the choices provided. a b c d
Answers
It important to assess flexibility both before and during a workout regimen because to assess flexibility progress.
What is a flexibility exercise?Flexibility exercises, as the name implies, help to increase the stretch of the muscles, improving the range of motion. More flexibility is also important to help prevent possible post-workout soreness.
In this case we have that the reason to continue doing stretching before and during the exercises is about to assess flexibility progress.
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Answer:
A
Explanation:
What happens in the gray zone between solid and liquid?
Answers
Answer:
Hence, the transition has to cross the grey zone from liquid to solid or solid to liquid. This grey zone transition is crucial, including the intermolecular forces acting on the molecules and each atom, making the change in state from hot to cold and cold to hot.
Explanation:
Answer:
Hence from liquid to solid or solid to liquid the transition has to cross the grey zone. This grey zone transition is is very crucial which includes the inter molecular forces acting on the molecules and each atoms which makes the change in state from hot to cold and cold to hot.
Explanation:
this is based on ideal gas law PV=nRT.
Where P is pressure, V is volume, R is gas constant and T is temperature. Hence from liquid to solid or solid to liquid the transition has to cross the grey zone.
This grey zone transition is is very crucial which includes the inter molecular forces acting on the molecules and each atoms which makes the change in state from hot to cold and cold to hot.
The best example is ice crystal formation and water formation from ice crystal .
Hence the inter molecular force of attraction happens to be involved with changes in grey zone
When an ice pack is applied to an injury, thermal energy from the injured area transfers to the ice, causing the blood
vessels within the area to constrict, which reduces the swelling.
How is thermal energy transferred in this scenario?
a conduction
b convection
c radiation
Answers
Thermal energy from the injured area transfers to the ice and the thermal energy transferred in this scenario is conduction.
What is Heat transfer by conduction?
Conduction heat transfer is the transfer of heat through matter such as solids, liquids, or gases without bulk motion of the matter.
The ice pack absorbs the heat energy without the actual movement of the molecules of the ice pack.
Thus, thermal energy from the injured area transfers to the ice and the thermal energy transferred in this scenario is conduction.
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Answer:
1. What is the best description of thermal energy?
B) Thermal energy is the energy in matter due to the movement of its atoms and/or molecules.
2. An athlete hurts their wrist. They put an ice directly on the wrist. In which direction is the thermal energy moving?
B) The thermal energy is moving from the wrist to the ice pack.
3. What happens when two substances with different temperatures come into contact?
B) Thermal energy is transferred from the warmer substance to the cooler substance.
4. Which is the best description of what happens when thermal energy is removed from a substance?
B) Its particles lose kinetic energy and move more slowly.
5. Which of the following is typically part of the knowledge base of research and development scientists working on heating devices?
A) substances and their properties
Explanation:
i just finished the quick check
A 5.0-kg block is pulled horizontally across a floor by a string attached to it with an acceleration of 2 m/s2. What is the tension in the string if the coefficient of sliding kinetic friction between the block and floor is 0.2
Answers
The tension on the string when the coefficient of sliding kinetic friction between the block and floor is 0.2 is calculated as 19.8N
What is the tension on the string?The force acting on the block in the horizontal direction is given by:
F_net = ma
where F_net is the net force acting on the block, m is the mass of the block, and a is its acceleration.
The force of friction opposing the motion of the block is given by:
F(friction) = μKN
where μK is the coefficient of kinetic friction between the block and the floor, and N is the normal force acting on the block due to the floor.
Since the block is pulled horizontally, the normal force acting on the block is equal and opposite to the weight of the block, which is given by:
N = mg
where g is the acceleration due to gravity.
Therefore, the net force acting on the block is:
Fnet = T - F (friction) = ma
where T is the tension in the string.
Substituting the expressions for F (friction), N, and Fnet, we get:
T - μKmg = ma
Solving for T, we get:
T = ma + μKmg
Substituting the given values, we get:
T = (5.0 kg)(2 m/s^2) + (0.2)(5.0 kg)(9.8 m/s^2)
Simplifying, we get:
T ≈ 19.8 N
Therefore, the tension in the string is approximately 19.8 N.
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What is the wavelength a wave if it has a frequency of 7,143 Hz and a velocity of 1,151 m/s?
Answers
Wavelength = 0.16m to 2.dp
Wavelength = wave speed / frequency
= 1,151 ÷ 7,143
= 0.1611367773
Hope this helps!
A student measures the weight of one bottle cap as 5.03 grams, so he calculates that the weight of 100
bottle caps will be 503 grams. The actual weight of 100 bottle caps is 495 grams. What is the student's percent error?percent error?
Answers
For 503, our answer will be 495
For 100, our answer will be x
503*x = 100*495 (In Step 1 and 2 see colored text; Diagonal multiplications will always be equal)
x = 100*495/503 = 49500/503 = 98.4095
98.4095% of 503 is 495
Method 2: Same side division to calculate "What percent of 503 is 495"
For 503, our answer will be 495
For 100, our answer will be x
495/x = 503/100 (In Step 1 and 2, see colored text; Same side divisions will always be equal)
503/100 = 495/x or x/495 = 100/503
x = 495*100/503 = 49500/503 = 98.4095
98.4095% of 503 is 495
A ray gets successively reflected from two mirrors inclined at an angle of 40º. If the angle of incidence on the first mirrors is 60º, then the net deviation of this ray is -
a)40º
b)280º
c)80º
d)160º
Answers
If the half-life of iodine-131 is 8.10 days, how long will it take a 50.00 g sample to decay to 6.25 g?
Answers
50/2=25
25/2=12.5
12.5/2=6.25
3 days to decay to 6.25
3(8.1)=24.3
The time it will take to decay 6.25 grams is 24.4684 days.
What is Half life period?A radioactive substance's half-life is often described as the amount of time it takes for one of its atoms to break apart or transform into another. Ernest Rutherford originally examined the theory in 1907. This is typically represented by the sign Ug or t1/2.
To make the concept clearer, let's use a radioactive element with an hour-long half-life.
Now according to the question the given values are :
T(1/2) for iodine-131 is 5.10 days,
[A]₀ for iodine-131 is 50 grams and,
[A] for iodine-131 is 6.25 grams.
T(1/2)=0.693/k
⇒8.10=0.693/k
⇒k=0.865 [tex]days^{-1}[/tex].
2.303 log [A]₀/[A]= kt
2.303 log(50.00/6.25)= 0.085×t
⇒t=1/0.085×2.303×log8
t=24.4684 days
Hence, the time it will take to decay is 24.4684 days.
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name any two instruments based on archimede's principle
Answers
Two instruments based on Archimedes' principle
LactometershydrometersExplanation:
Archimedes' principle states -
when a body is partially or completely immersed in a fluid , the fluid exerts an upward force on the body which is equal to the weight of the fluid displaced by the body.OR
when a body is immersed fully of partially in a fluid , it experiences an upward force that is equal to the weight of the fluid displaced by it.Applicatios : Lactometer , hydrometer.
Look at the diagram below. What will the reading on voltmeter 1 be?
Enter your answer as a number
1.5v 1.5v
HE
(A2
A3
10 Ω
V2
V
10 Ω
V1
A1 0.15A
Answers
Answer:
1.5v
Explanation:
This is a series circuit with identical components, so the potential difference will be shared equally between each component. (1.5V + 1.5V) / 2 = 1.5V
According to the diagram, voltmeter 1 will show 1.5 V. Because it is a series combination voltmeter 2 will also show 1.5 V.
What is a Voltmeter?The potential difference, or voltage, between two points in an electrical or electronic circuit is measured using a voltmeter, also referred to as a voltage meter. While some voltmeters are made for use in alternating current (AC) circuits, others are meant to be used in direct current (DC) courses. Voltage for radio frequency (RF) can be measured using specialized voltmeters.
A simple analog voltmeter is a high resistance connected in series with a sensitive galvanometer (current meter). A voltmeter needs to have high internal resistance. Otherwise, it will consume a sizable amount of current, interfering with the test circuit's performance. The range of voltages that the meter can display depends on the series resistance value and the sensitivity of the galvanometer.
Since all of the components in this series circuit are the same, any potential difference will be distributed equally i.e., (1.5V + 1.5V) / 2 = 1.5V
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2. What would be the acceleration of the clown at 5 s? (A) 1.6 m/s2 (B) 8.0 m/s2 (C) 2.0 m/s2 (D) 3.4 m/s2 3. After 12 seconds, how far is the clown from her original starting point? (A) 0 m (B) 10 m (C) 47 m (D) 74 m
Answers
Ben created the table below to identify the roles of
different parts of the eye.
Part
Role
Cones
provide color visions through three
types of cells
Lens
focuses light to form an
upside-down, virtual image
Iris
adjusts the size of the pupil to
control the amount of light
receives image of the object and
contains cells that detect light
Retina
Which describes Ben's error?
There is a single type of cone cell.
The lens forms a real image.
The iris is a hole through which light passes.
The retina carries the signals to the brain.
Answers
Answer:
the answer is The lens forms a real image.
Explanation:
got it right on edge
What is the ratio between the initial and final kinetic energies of a car, if its velocity is increased by four times?
1:8
1:7
1:16
Answers
Let initial velocity be v
So
initial kinetic energy
KE=1/2mv²Final velocity is four times v i.e 4v
Final kinetic energy
KE=1/2m(4v)²KE=1/2m(16v²)Find ratio
1/2m(16v²):1/2mv²16v²:v²16:1Or
1:16Option C
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PLEASE HELP ME!
For each equation, state the reaction type and then balance the equation.
___Na3PO4 + ___HCl → _ __H3PO4 + ___NaCl
___KClO3 → __O_KCl + ___O2
Answers
#1
Double displacement reaction
Balanced one
Na_3PO_4+3HCl—»H_3PO_4+3NaCl#2
Decomposition reaction
Balanced one
2KClO_3—»2KCl+3O_215 PNTS
Select the correct answer. Which of the following is not produced in fission reactions?
A. greenhouse gases
B. heat
C. isotopes
D. neutrons
Answers
Answer:
A. Greenhouse gases
Explanation:
Because nuclear fission involves the modification of atoms.
Answer:
Greenhouse gases, because in nuclear fission, we are talking about modifying strictly atoms to get a reaction, therefore it would not make sense for greenhouse gases to be a reaction.
How does the force of gravity
affect objects on Earth?
A. It pulls objects towards the center of Earth.
B. It pushes objects to Earth's surface.
C. It pushes objects away from Earth.
D. It causes objects to bounce off each other.
Answers
Answer:
A. It pulls objects towards the center of Earth.
Explanation:
Think about dropping something, where does it go? If you are on earth, this goes down towards the ground due to the attractive force of gravity on every object (to pull everything to center of earth). Like Newton's apple.
Which statement about Sagittarius A* is true?
A: It is a quasar.
B: It orbits our sun.
C: It is 26,000 light-years away from earth.
D: It is set to subsume the earth in 100,000 years.
Answers
Answer:
It orbits our sun is the correct answer
Sagittarius A* is 26,000 light-years away from earth. Hence, option (C) is correct.
What is Sagittarius A*?Sagittarius A* (Sgr A*), a supermassive black hole at the center of the Milky Way Galaxy with a mass equal to four million Suns, is seen in the constellation of Sagittarius. It is a powerful radio source that is a part of the larger Sagittarius A complex.
One of Chandra's largest observing missions to date led to these new discoveries. In order to obtain the first-ever X-ray photos and energy fingerprints of the multi-million degree plasma swirling around Sgr A*, a black hole with around 4 million times the mass of the Sun, Chandra made observations over the course of nearly five weeks in 2012.
Sgr A* is one of the very few black holes in the cosmos where we can really observe the flow of stuff close by, and it is only 26,000 light years away from Earth.
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can someone help me and give me the right answer
Answers
Answer:
C. sedimentary
Explanation:
Answer:
Sedimentary
Explanation:
Igneous rock- A rock that's formed through the cooling and solidification of magma or lava.
Metamorphic rock- A rock that starts out as another rock and often has a striped appearance.
Volcanic rock- A rock that's formed from lava that erupted from a volcano.
Sedimentary is the only right answer. A Sedimentary rock is a rock thats made from the deposition of lots of pieces of eroded rock particles.
Warm air is _____ dense than cold air, and warm air holds _____ moisture than cold air.
Answers
Answer:
Warm air is less dense than cold air, and warm air holds more moisture than cold air.
Explanation:
HOPE THIS HELPS AND HAVE A NICE DAY <3
PLEASE HELP:
Calculate the net force on the box shown in the picture:
Determine the DIRECTION that this box will move once the force is exerted on it.
Determine whether this is a balanced or unbalanced force and what direction the box moves.
ill give u brainliest :)
Answers
Answer:
17N
Explanation:
the side with most net force is going to be deducted by the side with the least net force.
hellooooooooooo peopleeeee
Answers
Hey glad to meet ya
Explanation:
Life is full of friends can find many here
Good evening! Can someone please answer this, ill give you brainliest and your earning 50 points. Would be very appreciated.
Answers
Our Eating Habits - Direct
Washing Clothes - Indirect
Answer:
Drinking water
Direct as we are achieving water directly by ourselvesOur foods
Indirect as foods contain water we are getting water indirectly from themWashing clothes
Direct as direct contact of water is hereIn the heat equation what does Q represent
Answers
The heat equation is Q = mcT
Q is the total amount of heat transferred to or from something.
12. What are the components of the vector with a magnitude of 65.0 and a direction of 101.7°?
O (13.2, -63.6)
O (63.6, -13.2)
O (-63.6, 13.2)
O (-13.2, 63.6)
Answers
Answer:
V = 65 at 101.7 deg
Vx = V cos θ = 65 cos 101.7 = -13.2
Vy = V sin θ = 65 sin 101.7 = 63.6
The last option is correct
a 55kg skater is speeding towards a ramp. if the skater reaches a height of 0.8m before coming to a stop, how fast was the skater going in the beginning? ignore any friction.
Answers
Answer:
3.96 meters / sec
Explanation:
The skaters Kinetic Energy is converted to Potential Energy ( ignoring friction)
KE = PE
1/2 * 55 * v^2 = 55 * 9.81 * .8
solve for v = 3.96 m/s
Can someone please answer this, ill give you brainliest Would be very appreciated.
Answers
The order is followed as
photosynthesisDecompositionCombustionRespirationDiffusionAnswer:
See below ~
Explanation:
Done from left to right :
Box 1 : Photosynthesis
Box 2 : Respiration
Box 3 : Combustion
Box 4 : Decomposition
Box 5 : Diffusion
1 astronomical unit (A) is
Answers
149,597,871 kilometres
hope it helps...!!!
Which nucleus completes the following equation?
212 86 Rn-> 4 2 He+?
Answers
Answer:
A
Explanation:
208+4=212
84+2=86
The correct answer is A
When friction occurs, which of the following types of energy is produced?
оооо
chemical energy
electromagnetic energy
heat energy
nuclear energy
Answers
Answer:
heat energy
Explanation:
Friction causes the molecules on rubbing surfaces to move faster, so they have more energy. This gives them a higher temperature, and they feel warmer.
Heat Energy is occurred when friction is produced .
We can relatively observe the warmth on surfaces due to friction too.
what is a ravine and why are they made
Answers
A ravine is a smaller version of a canyon that is typically formed by stream bank erosion. Ravines are greater in scale than gullies, but smaller than valleys.
What is ravine?A ravine is a slope landform with relatively steep sides,Ravines may or may not contain active streams running along the down slope channel that produced them.
Ravine are frequently characterized by intermittent streams, since their geographic size is too small to maintain a perennial watercourse.
Hence, a ravine is a smaller version of a canyon that is typically formed by stream bank erosion.
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