BATTLESHIP Week 18 DCA Review 2011 Mr. Ratcliff New Game

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

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

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

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

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

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

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

What is thermal energy? the energy of heat

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

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

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

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

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

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

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

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

What type of energy is stored behind a Dam? Potential

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

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

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

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

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

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

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

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

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

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.

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

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

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

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