Science Vocab

Question 1

the act of spinning around in an axis; for example, how the earth spins on its axis

Answer 1

rotation

Question 2

the movement of one object around another, like how the earth goes around the sun

Answer 2

revolution

Question 3

to apply or bring something into use, like pulling or pushing with strength

Answer 3

exert

Question 4

an imaginary line that an object rotates around, like the earth’s axis running from the north pole the south

Answer 4

axis

Question 5

the force that pulls objects toward each other, like keeping us on the ground and pulling objects down

Answer 5

gravity

Question 6

the curved path that an object takes as it moves around another object in space, like the path the earth takes around the sun

Answer 6

orbit

Question 7

an imaginary line that divides the earth into the northern and southern hemispheres; it’s located halfway between the north and south poles

Answer 7

equator