Unit 3 Review

If 300 g of Iron absorbs 15,000 J of heat, calculate the change in temperature of the iron sample. Specific heat of Iron is 0.5 J/g⋅⁰C.

• 10⁰C
• 25⁰C

• 100⁰C

• 50⁰C

Tags

NGSS.HS-PS3-4

If 5.0 grams of aluminum changes temperature from 25⁰C to 50⁰C, how much heat was absorbed? The specific heat of Al = 0.40 J/g⁰C

• 30 J

• 50 J
• 80 J

• 100 J

Tags

NGSS.HS-PS3-1

NGSS.HS-PS3-4

Copper has a specific heat of 0.385 J/g⁰C. A piece of copper absorbs 500 J of energy and undergoes a temperature change from 100⁰C to 150⁰C. What is the mass of the piece of copper?

• 25.97 g
• 20.9 g
• 30.19 g
• 15 g

As you touch a hot stove the heat transfers -

• from your hand to the stove
• from the stove to your hand
• It doesn't transfer

Tags

NGSS.HS-PS3-4

What is thermal energy?

• energy that causes a change by movement of electrons

• energy that causes a change in temperature between materials

• energy from a thermos for your lunchbox

• energy that is produced at the top of a rollercoaster before the big drop

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-3

NGSS.MS-PS3-4

A sample of water in a pan is brought to a boil. Which of the following is true while the water is boiling?

• The temperature of the boiling water increases

• The temperature of the boiling water remains constant

• The temperature of the boiling water decreases

• The H₂O molecules decompose, causing the liquid water to break down into hydrogen and oxygen gases

Tags

NGSS.MS-PS1-4

When a sample of gas is cooled, the speed of the particles...

• Increases

• Decreases

• Remains constant

• Is dependent on the mass of water

Tags

NGSS.HS-PS3-2

Describe the substance between letters A and B. 

• Solid
• Liquid
• Melting
• Evaporating

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Describe the substance between letters C and D. 

• Gas
• Liquid
• Melting
• Evaporating

Tags

NGSS.MS-PS1-4

Describe the substance between letters D and E. 

• Gas
• Liquid
• Melting
• Evaporating

Tags

NGSS.MS-PS1-4