Space Vocabulary Quiz

a curved path around a planet, star, or moon:

• orbit

• gravity

• solar system

a giant space 'snowball' of gas, rock, and dust with a long tail:

• moon

• comet

• planet

Match words from Vocabulary box A with their definitions. the force that makes objects fall to the ground:

• satellite

• gravity

• asteroid

the group of planets and stars around our sun:

• galaxy

• milky way

• solar system

a huge group of many millions of stars and solar systems:

• solar system

• moon

• galaxy

an electronic system in space for communication:

• orbit

• satellite

• gravity