1. BATTLESHIP
Week 18 DCA Review 2011
Mr. Ratcliff
New Game

2. Return X X A B C D E F G H 1 2 3 4 5 6 7 8 A B C D E F G H 1 2 3 4 5 6

3. What is chemical energy?
energy stored in matter itself,
to be released later.

4. In an electric power plant, turbines are turned using which type of energy from steam? a. chemical energy b. mechanical energy c. electricity d. nuclear energy B

5. Who will win the fight for the remote
control, and by how many Newtons?
Amy
Susan
remote
control
20 N
35 N
Susan will win, by 15 N

6. What is biomass power?
burning material
from living things such
as wood, manure, alcohol

7. Use the graph to find how far away
from his house Gary is after 8 minutes.
3.5 cm.

8. At the bottom of the hill
On a rollercoaster, when do you have
the most KINETIC energy?
At the bottom of the hill
at the bottom of the hills

9. True or False?
False
A turbine that generates electricity when turned by moving water provides solar power.

10. What is thermal energy?
the energy of heat

11. In the highlighted section of the
graph, what is Gary’s motion?
forward, fast

12. Which of the following is an advantage of solar energy. a
Which of the following is an advantage of solar energy? a. It will not run out for billions of years. b. It is not available at night. c. No backup energy sources are needed. d. It must be collected from a huge area. A

13. Burning a candle turns __________
energy into ___________ and _________.
chemical into electromagnetic
and a little thermal energy

14. One example of a chemical change is a. cutting up paper. b
One example of a chemical change is a. cutting up paper. b. burning gasoline in an engine. c. boiling water. d. crushing a can. B

15. How does wind power create electricity?
the wind spins a turbine that spins
magnets against wire to make sparks
of electricity.

16. Which of these is an example of a biomass fuel? a. oil b. natural gas c. wood d. coal

17. In the highlighted section of the
graph, what is Gary’s motion?
stopped

18. True or False?
In a toaster, electrical energy is transformed into thermal energy.
True

19. What type of energy is stored behind a Dam?
Potential

20. Use the graph to find how far away
from his house Gary is after 4 minutes.
about 23 cm.

21. A change from one form of energy to another is called a. combustion. b
A change from one form of energy to another is called a. combustion. b. energy transformation. c. energy exhaustion. d. energy gain. B

22. Which of the following is an example of energy conservation. a
Which of the following is an example of energy conservation? a. driving a car alone into the city at rush hour b. leaving lights on whenever you leave a room c. recycling aluminum soda cans d. leaving your home uninsulated C

23. True or False?
A fuel is a substance that provides energy as a result of a chemical change.
True

24. Name the energy transfer:
Water boiling in a pot
Convection because the heat rises
and cools in a circular motion.

25. Mechanical
In a factory, electrical energy is transformed into ______ energy that can run machinery.

26. Wood, leaves, and manure belong to a group of renewable energy sources called _____ fuels.
Bio

27. In the highlighted section of the
graph, what is Gary’s motion?
backwards, slow

28. We can get more wood after a short
period of time, making it what type of
resource?
renewable

29. Name the energy transfer:
It is hotter in your attic and upstairs
than it is downstairs.
Convection because the heat is rising,
while the cool falls.

30. Briefly explain how wind energy can be used to generate electricity.

31. What energy does it USE?
It uses POTENTIAL energy
from being up high before a fall.

32. One example of a physical change is a. burning paper. b. baking cookies. c. the rusting of iron. d. mixing a milkshake. D

33. How does hydroelectric power make
electricity?
it uses water to spin a turbine that
spins magnets against wire to make
sparks of electricity.