SCIENCE 2 Q3

Which is described as a push or pull?

• a. energy

• b. force

• c. matter

What can be used to pick up needles on the floor?

• a. electricity

• b. gravity

• c. magnet

When does an object move? When it __________.

• a. has energy

• b. exerts force

• c. changes position

Which of these is an irritating sound?

• a. bird song

• b. explosion

• c. music

Which of these statements best explains why humans need the sun?

• a. It is needed to grow plants.

• b. Without the sun, humans will freeze.

• c. The sun allows humans to see everything.

• d. All of the above.

Which of these statements best explains why you can hear someone talk?

• Your voice travels around.

• Someone near you is talkative.

• Vibrations in the air reach your ears.

Which of these is produced by an electric bulb when switched on?

• a. heat

• b. light

• c. sound

Which form of energy melts ice?

• a. electricity

• b. heat

• c. light

Which of these is Earth’s main source of energy?

• a. candle

• b. moon

• c. sun

What can make an electric fan move?

• a. electricity

• b. sound

• c. light