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kvasek [131]
3 years ago
7

An example of friction being converted into heat energy is A) the sun. B) a generator. C) a Snickers bar. D) rubbing your hands

together.
Physics
2 answers:
padilas [110]3 years ago
7 0
D.) Rubbing your hands together

Hope this helps! ( brainleist??)

Viefleur [7K]3 years ago
3 0

Explanation :

Friction is a force which resists the relative motion of an object. It always act in opposite direction.

When two surfaces are in contact and moving with respect to each other, then the frictional force act in between them. Due to this force the kinetic energy converts into thermal energy.

For example, on rubbing our two hands together we feel warm. This is due to a force called friction.

So, (D) is correct answer.

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lawyer [7]

The acceleration is 7.9 m/s^2

Explanation:

The acceleration of a body is given by

a=\frac{v-u}{t}

where

a is the acceleration

v is the final velocity

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t is the time taken for the velocity to change from u to v

Here we first have to convert the velocities into SI units. Keeping in mind that

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1 h = 3600 s

We have:

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And the time interval is

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Therefore the acceleration is

a=\frac{26.8-0}{3.4}=7.9 m/s^2

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8 0
4 years ago
Statement or best answers each question.
Setler79 [48]

Answer:

See Explanation

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3 years ago
When two or more atoms combine into a chemical compound, the force of attraction holding the atoms together is known as a ...
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I believe it is known as a hydrogen bond.
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3 years ago
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inna [77]
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