Which two forms of energy does the earth receive directly from the sun?
Mechanical and thermal
Light and thermal
Light and sound
Electrical and heat
2. Multiple Choice
3 minutes
1 pt
An object that contains a lot of thermal energy can be recognized because it ________________.
is moving quickly
has a round shape
is warm to the touch
appears bright
3. Multiple Choice
3 minutes
1 pt
Wind turbines change wind energy into________________.
Electrical energy
light energy
wave energy
sound energy
4. Multiple Choice
3 minutes
1 pt
A flashlight produces light energy by using which of the following type of energy from batteries?
solar
nuclea
sound
electrical
5. Multiple Choice
3 minutes
1 pt
Many common devices use this form of energy. All of the devices that use a plug and socket like this are using what kind of energy?
Heat
Light
Sound
Electrical
6. Multiple Choice
3 minutes
1 pt
This boy is using a bow and arrow. What form of energy does a bow and arrow demonstrate?
mechanical
sound
thermal
electrical
7. Multiple Choice
3 minutes
1 pt
People might use a lamp to help them see, but in many cases, the bulb gets quite warm. The two forms of energy being produced by the lamp are _____________________________.
sound and thermal
electrical and light
light and thermal
sound and mechanical
8. Multiple Choice
3 minutes
1 pt
On a hot, sunny day, what color shirt would absorb the most heat?
Yellow
Black
White
Green
9. Multiple Choice
3 minutes
1 pt
__________________ energy is the energy of motion or stored energy.
Electrical
Sound
Thermal
Mechanical
10. Multiple Choice
3 minutes
1 pt
An object produces sound because it ____________________.
generates electrical energy
causes air to vibrate
reflects light from the sun
absorbs heat from water
11. Multiple Choice
3 minutes
1 pt
Some toys require batteries in order to work. Which type of energy is used to power these toys?
light
thermal
sound
electrical
12. Multiple Choice
3 minutes
1 pt
Which of these items converts electrical energy to heat energy?
refrigerator
shower
hair dryer
calculator
13. Multiple Choice
3 minutes
1 pt
All of the following produce light and thermal energy except _____________.
lamps
oven
bicycles
candles
14. Multiple Choice
3 minutes
1 pt
Water flowing downhill is demonstrating what form of energy?
mechanical
sound
light
electrical
15. Multiple Choice
3 minutes
1 pt
What type of energy is used in a microwave to cook soup?
thermal
light
mechanical
sound
16. Multiple Choice
3 minutes
1 pt
__________________ energy is made by the flow of electric charge.
thermal
mechanical
electrical
kinetic
17. Multiple Choice
3 minutes
1 pt
______________ energy travels in waves.
thermal
potential
light
electric
18. Multiple Choice
3 minutes
1 pt
_______________ energy is produced by vibrations.
electrical
light
thermal
sound
19. Multiple Choice
3 minutes
1 pt
Which of the following uses electrical energy to produce both light and sound?
flashlight
television
lamp
candle
20. Multiple Choice
3 minutes
1 pt
Students in a science class were lighting bulbs by attaching them to batteries with wires. What form of energy were they exploring?