Free Printable Integrated Physical Science Unit 5 Review

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Worksheets

Integrated Physical Science Unit 5 Review

Total questions: 46

Worksheet time: 52mins

Name

Class

Date

1.

This type of material allows heat to be transferred easily.

a)

conductor

b)

insulator

2.

This type of material DOES NOT allow heat to be transferred easily.

a)

conductor

b)

insulator

3.

Which of the following is NOT a unit used to measure temperature?

a)

Kelvin

b)

Celsius

c)

Fahrenheit

d)

Newtons

4.

Which type of heat transfer involves the direct contact of two objects?

a)

conduction

b)

convection

c)

radiation

5.

Which type of heat transfer involves the rising and falling action of fluids as they heat and cool?

a)

conduction

b)

convection

c)

radiation

6.

Which type of heat transfer involves electromagnetic waves, such as visible or infrared light?

a)

conduction

b)

convection

c)

radiation

7.

If an object has HIGH specific heat, which of the following is true?

a)

Low amounts of thermal energy are required to change the object's temperature

b)

High amounts of energy are required to change the object's temperature

c)

The object will heat up relatively quickly

d)

The object could be made of metal

8.

Which state of matter has particles with the MOST kinetic energy?

a)

solids

b)

liquids

c)

gases

9.

What happens to the temperature of an object if the kinetic energy is increased?

a)

temperature will increase

b)

temperature will decrease

c)

temperature will not change

d)

temperature could increase or decrease depending on the situation

10.

Which of the following correctly describes thermal expansion?

a)

temperature is increasing, volume is increasing

b)

temperature is increasing, volume is decreasing

c)

temperature is deceasing, volume is increasing

d)

temperature is decreasing, volume is decreasing

11.

Which of the following correctly describes thermal contraction?

a)

temperature is increasing, volume is increasing

b)

temperature is increasing, volume is decreasing

c)

temperature is deceasing, volume is increasing

d)

temperature is decreasing, volume is decreasing

12.

What is the correct SI unit for measuring energy?

a)

Newtons

b)

meters

c)

Joules

d)

Watts

13.

If you were to touch a hot frying pan with your hand, which of the following is true regarding thermal energy?

a)

thermal energy moves from the frying pan to your hand

b)

thermal energy moves from your hand to the frying pan

c)

thermal energy moves to the surrounding air from your hand

d)

thermal energy does not move from either object

14.

Which beaker in the picture shown will have the MOST thermal energy?

a)

the beaker on the LEFT has more thermal energy because it has less mass

b)

the beaker on the RIGHT has more thermal energy because it has more mass

c)

both beakers have the SAME thermal energy regardless of mass

d)

NEITHER beaker has thermal energy

15.

Which of the following would make a good conductor?

a)

glass

b)

wood

c)

plastic

d)

metal

16.

Classify the following example of heat transfer:

A kitten sits in front of an infrared heater to warm up.

a)

conduction

b)

convection

c)

radiation

17.

Classify the following example of heat transfer:

Sunlight warms up the inside of a car during the summer.

a)

conduction

b)

convection

c)

radiation

18.

Classify the following example of heat transfer:

The water in a pot rises and falls as it boils.

a)

conduction

b)

convection

c)

radiation

19.

Classify the following example of heat transfer:

"Lava" inside a lava lamp rises as it warms up, and falls as it cools down.

a)

conduction

b)

convection

c)

radiation

20.

Classify the following example of heat transfer:

You touch a hot pan sitting on the stove and burn your hand.

a)

conduction

b)

convection

c)

radiation

21.

Classify the following example of heat transfer:

You sit down in your chair at the beginning of class, and it's still warm from the student before you.

a)

conduction

b)

convection

c)

radiation

22.

Which temperature scale is based on molecular motion?

a)

Kelvin

b)

Celsius

c)

Fahrenheit

d)

Newtons

23.

What causes heat to flow from the metal pot to the water?

a)

A difference in specific heat between the metal pot and the water

b)

A difference in phase - the metal is solid and water is a liquid

c)

A difference in chemical energy between the metal pot and the water

d)

A difference in temperature between the metal pot and the water

24.

When the temperature of a substance is taken, what characteristic of the substance is being measured?

a)

the average potential energy of the particles in the substance

b)

the average kinetic energy of the particles in the substance

c)

the total specific heat of the particles in the substance

d)

the total thermal energy being transferred by the substance

25.

True or False: A calorimeter MEASURES the amount of thermal energy in a substance.

a)

True

b)

False

26.

Consider the ice melting blocks used in class. What direction did heat flow for the block on the left?

a)

from the block to the ice

b)

from the ice to the block

c)

from the block to the air

d)

from the ice to the air

27.

Which of the following substances will limit the heat flow by conduction?

a)

iron

b)

copper

c)

wood

d)

steel

28.

What quantity has the following SI units:
$\frac{J}{g\cdot\degree C}$

a)

Energy

b)

Specific heat

c)

Temperature change

d)

Work

29.

Which of the following is NOT affected by the processes of thermal expansion and thermal contraction?

a)

b)

c)

d)

30.

At what temperature does all molecular motion stop?

a)

273 K

b)

0^oC

c)

0 K

d)

0^oF

31.

What mathematical relationship exists between the kinetic energy of the particles of a substance and the temperature of that substance?

a)

Direct - as the average kinetic energy of the particles increases, the temperature increases

b)

Inverse - as the average kinetic energy of the particles decreases, the temperature increases

c)

No relationship - as the average kinetic energy of the particles changes, the temperature remains the same

d)

Exponential - as the average kinetic energy of the particles doubles, the temperature quadruples.

32.

1. Which has LESS thermal energy container A or B?

a)

A, because it has a smaller mass of water

b)

A, because it has a smaller volume

c)

B, because it has a larger mass of water

d)

B, because it has a larger volume

33.

1. Identify the heat transfer in A.

a)

Radiation

b)

Convection

c)

Conduction

34.

1. Identify the heat transfer in B.

a)

Radiation

b)

Convection

c)

Conduction

35.

1. Identify the heat transfer in C.

a)

Radiation

b)

Convection

c)

Conduction

36.

What would be the effect on the particles if more heat is transferred to the system?

a)

The particles would slow down.

b)

The particles would stop moving.

c)

The particles would speed up.

d)

The particles would not change motion.

37.

What is the formula to calculate heat energy required to raise the temperature of any substance?

a)

Q = m c ∆T

b)

Q = m c

c)

Q = ½ m v²

d)

m = Q c

38.

If the specific heat of water is 4.186 J/g∙°C, how much heat is required to increase the temperature of 1200 g of water from 23°C to 39°C?
$Q\ =\ mc\Delta T$

a)

4,586.7 J

b)

44,938.6 J

c)

80,371.2 J

d)

115,533.6 J

39.

A sample of iron receives 50J of heat energy that raises the temperature of the iron 25.0°C. If iron has a specific heat of 0.10 J/g°C, what is the mass of the iron sample?
$m\ =\ \frac{Q}{c\Delta T}$

a)

12500 g

b)

30 g

c)

25 g

d)

20 g

40.

The specific heat of copper is 0.39 J/g °C. What is the temperature change when 100 Joules of heat is added to 20 grams?
$\Delta T\ =\ \frac{Q}{mc}$

a)

12.82°C

b)

24.12°C

c)

5128°C

d)

1.95°C

41.

What is the symbol for thermal energy (or heat)?

a)

Q

b)

ΔT

c)

m

d)

c

42.

What is the symbol for specific heat?

a)

c

b)

Q

c)

m

d)

ΔT

43.

The temperature of an unknown material with a mass of 30.00 g changes from 25.0°C to 35.0°C when the material absorbs 350.0 J of energy. What is the specific heat of the material?
$c\ =\ \frac{Q}{m\Delta T}$

a)

0.47 J/g°C

b)

1.17 J/g°C

c)

117 J/g°C

d)

1050 J/g°C

44.

As seen in the diagram, warm air rises and the cool air sinks. Which type of heat transfer explains this observation?

a)

conduction

b)

convection

c)

radiation

d)

Insolation

45.

Two pans of water are heated - one with 100 mL of water and the other with 1000 mL of water. Which pan of water heats up the fastest?

a)

100 mL

b)

1000 mL

c)

They both heat up at the same speed

d)

They cool down.

46.

1. Which has MORE thermal energy container B or C?

a)

B, because it has a lower temperature

b)

B, because the water molecules are moving faster

c)

C, because it has a higher temperature

d)

C, because the water molecules are moving slower

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