Module 2 Science Test - Sparks Energy Inc.

1. The train is speeding down the track. The faster the train moves the more diesel fuel the train uses. That means the faster the train goes, the more _________ it needs.

• a. force
• b. energy
• c. time
• d. cars

24. Look at the data shown in the pie chart below. Which renewable energy resource was used the most in California in 2016?

• a. wind
• b. geothermal
• c. hydro
• d. solar

29. Why are oil, gas, and coal known as fossil fuels?

• a. Because they are very old
• b. Because they are very dirty and made of rubbish
• c. Because they are very old and made of material that was once alive
• d. Because they are very expensive

30. How is the energy released from materials such as wood, petroleum, or coal?

• a. By shaking the material
• b. By burning the material
• c. By cooling the material
• d. By mixing the material with air

31. Different types of vehicles are powered by different sources of energy. Which of the energy resources powers a bicycle?

• a. food
• b. battery
• c. gas

32. Different types of vehicles are powered by different sources of energy. Which of the energy resources powers an electric car?

• a. food
• b. battery
• c. gas

33. Different types of vehicles are powered by different sources of energy. Which of the energy resources powers a helicopter?

• a. food
• b. battery
• c. gas

34. The following statements describe how a wind turbine works. Which statement is not correct?

• a. The wind pushes the blades of a wind turbine, transferring its motion energy to the turbine.
• b. The turbine stores the energy.
• c. The turbine then drives the generator to create electricity.
• d. The generator produces harmful waste products.

35. Which covering will cause the ice cubes to melt the least?

• a. beaker 1
• b. beaker 2
• c. beaker 3
• d. beaker 4