Biology, 16.04.2020 16:02 phancharamachasm
1. Energy is defined as the ability toa. burn fuel. b. lift heavy objects off the floor. c. do work or make a change. d. cook food over a campfire.
2. Which of the following exhibits kinetic energy?a. a ball rolling down a rampb. the bonds that hold food molecules togetherc. a bike rider waiting for a red light to turn greend. a compressed spring
3. Chemical energy is stored in a match tip. In the photo, what has this chemical energy been converted into?a. electrical and mechanical energyb. thermal and electromagnetic energyc. electromagnetic and nuclear energyd. only electromagnetic energy
4. The world’s most abundant fossil fuel isa. coal. c. oil. b. natural gas. d. uranium.
5. The Middle East is especially rich in deposits ofa. coal. c. methane hydrate. b. oil. d. uranium-235
. 6. Rock filled with a mixture of hydrocarbons is calleda. methane hydrate. c. oil sands. b. petrochemicals. d. oil shale.
7. Which of the following is NOT caused by the burning of fossil fuels?a. air pollutionb. water pollutionc. release of carbon dioxided. a meltdown
8. Chemical compounds derived from oil are called a. petrochemicals. b. fossil fuels. c. renewable energy resources. d. secondary energy resources.
9. In a nuclear power plant, which process is used to generate electricity?a. the burning of coalb. the burning of natural gasc. nuclear fissiond. nuclear fusion
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