1. Question #1
Which phase change is shown? Is heat absorbed or released during that change? C. B. A.
Answers:
A: melting/heat absorbed B: boiling/absorbed
C: condensation/ released

2. Question #2 Answers: 1. conduction 2. direct (contact)
Which type of heat transfer is occurring when spoon warms up in hot liquid?
Finish definition: Heat transfer by contact of particles.
Answers:
1. conduction
2. direct (contact)

3. Question #3
How does heat from sun reach Earth – which type of heat transfer?
Which surface would absorb more light from sun?
a b.
Answers:
Radiation
Picture A – darker color

4. Identify each of the objects below as an insulator or conductor.
Question #4
Identify each of the objects below as an insulator or conductor.
a b c d.
copper penny
plastic
air
wood
Answers:
a : conductor
b, c and d: insulators

5. Match the temperature scale to the boiling point:
Question #5
Match the temperature scale to the boiling point:
Celsius
Fahrenheit
Kelvin
Answers:
Celsius – 1 (100)
Fahrenheit – 3 (212)
Kelvin – 2 (273)

6. Question #6 Answers: 1. Convection 2. mantle
Which type of heat transfer is responsible for plate movement?
What is the name for the liquid part of the Earth’s interior?
Answers:
1. Convection mantle

7. Question #7 Answers: Biosphere – bird (d) Lithosphere – dirt (b)
Match each example with the sphere is belongs to:
a. lake b. dirt c. oxygen d. bird
biosphere 3. hydrosphere
lithosphere 4. atmosphere
Answers:
Biosphere – bird (d)
Lithosphere – dirt (b)
Hydrosphere – lake(a)
Atmosphere – oxygen (c)

8. Name each property of light shown below:
Question #8
Name each property of light shown below:
a b.
Answer:
a: refraction
b: reflection

9. Draw a snowman and add arrows to show the direction of heat transfer.
Question #9
Draw a snowman and add arrows to show the direction of heat transfer.
Answer:

10. Question #10 Identify the parts of the wave. Answers:C. B.
Answers:
A. Crest B. trough c. wavelength

11. At what temperature does this substance melt and boil?
Question #11
At what temperature does this substance melt and boil?
Answers:
Melt : 0 degrees
Boil: 100 degrees

12. Question #12
Which parts of the water cycle are indicated by letters A, B and C?
Answers:
A: evaporation B: condensation
C: precipitation