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HEAT AND WORK

Authored by Manal Tarabay

Chemistry

5th Grade

NGSS covered

Used 44+ times

HEAT AND WORK
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15 questions

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1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Which of the following equations is the equation for calculating the work done by a gas in a piston?

W=Fd

W=PΔV

ΔV=Ad

A=πr2

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

An inflated balloon is placed in a tub of hot water. As the balloon stays submerged in the water, the balloon expands. What can be said of the work that was done?

It is positive and the water did work on the balloon

It is negative and the balloon did work on the water

It is positive and the the balloon did work on the water

It is negative and the water did work on the balloon

Tags

NGSS.HS-PS3-4

NGSS.HS-PS3-2

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

0.605 m3 of gas is inside of a piston that is stuck in place. A pressure of 1.50 x 104 Pa is applied to the piston and the piston doesn't budge. How much work was done?

9075 J

24793 J

0 J

4.03 x 10-5 J

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

In a refrigerator, the work (electricity) applied to it is balanced by the heat that is released from the refrigerator. This balance of work and heat results in

A change in temperature inside of the refrigerator

No change in the internal energy of the refrigerator

No energy being transferred

Nothing

Tags

NGSS.HS-PS3-4

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Gas is compressed adiabatically in a cylinder with a cross-sectional area of 0.5 m2 by a piston moving 0.1 m as it does 150 J of work. How much pressure does the gas exert at the end of the piston's travel?

7.5 Pa

750 Pa

1500 Pa

3000 Pa

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

A gas expands and does 215 J of work on a piston. The gas exerts a pressure of 1230 Pa on the piston. What is the change in volume of the gas?

2.64 x 105 m3

5.72 m3

0.175 m3

12.1 m3

Tags

NGSS.HS-PS2-1

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Heat flows spontaneously from hot objects to

hot objects.

cold objects.

Tags

NGSS.HS-PS3-4

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