Elementary Review Tests Unit 8: Solutions

1. Solar _________ comes from the sun.
1. a) electricity
2. b) power
3. c) batteries
2. What does ‘solution’ mean?
1. a) A new invention
2. b) To create a new fuel.
3. c) The answer to a problem.
3. LED uses __________ power.
1. a) less
2. b) more
3. c) few
4. A scientist works in a ______________
1. a) classroom
2. b) laboratory
3. c) factory
5. Who repairs scientific equipment or machines?
1. a) a professor
2. b) a technician
3. c) an inventor
6. Which question is correct?
1. a) What did John Logie Baird invented?
2. b) When invented Percy Spencer the microwave oven?
3. c) Where did Albert Einstein come from?
7. “Did Alexander Graham Bell invent the television?”
1. a) Yes, he invented.
2. b) No, he didn’t
3. c) No, he not.
8. Which verb means “insert”?
1. a) put in
2. b) put on
3. c) put out
9. “I unplugged the computer” means:
1. a) The computer isn’t connected
2. b) The computer is on
3. c) The computer is broken
10. “I couldn’t check my e-mail because……”
1. a) I didn’t clicked the icon.
2. b) I not typed my password
3. c) I didn’t know my user name...