Space Vocabulary

Question 1

The path of an object in space as it moves around object due to gravity

Answer 1

Orbit

Question 2

The sun and it’s family of orbiting planets and moons and other objects

Answer 2

Solar system

Question 3

Millions and billions of stars held together in a group by their own gravity

Answer 3

Galaxy

Question 4

Space and all the matter and energy in it

Answer 4

Universe

Question 5

An object that orbits a more massive object

Answer 5

Satellite

Question 6

A round pit left behind on the surface of a planet after a smaller object strikes the surface

Answer 6

Impact crater

Question 7

An imaginary line about which a turning body such as the earth rotates

Answer 7

Axis

Question 8

The motion of one body around another, such as the earth in it’s orbit around the sun

Answer 8

Revolution

Question 9

One of a pattern of temperature changes and other weather tends over a course of year

Answer 9

Season

Question 10

An orbit, a position and time in which sun shines equally on both hemispheres

Answer 10

Equinox

Question 11

In an orbit, a position and time during which one hemisphere receives the maximum sunlight

Answer 11

Solstice

Question 12

A large dark plain of solidified lava on the moon

Answer 12

Mare

Question 13

An event during which one object in space casts a shadow onto another

Answer 13

Eclipse

Question 14

The dark central region of a shadow such as the cone of complete shadow cast by an object

Answer 14

Penumbra

Question 15

A region of lighter shadow that may surround a dark central region

Answer 15

Umbra

Question 16

Average distance from the sun which is 93,000,000 miles

Answer 16

Penumbra

Question 17

A large planet that consists mostly of gases in a dense from

Answer 17

Gas giant

Question 18

The rise and fall of the oceans caused by the gravitational pull of the moon and sun

Answer 18

Tide

Question 19

The gradual increase of the illuminated surface of the moon

Answer 19

Waxing

Question 20

The gradual decrease in the illuminated surface of the moon

Answer 20

Waning

Question 21

More than half but less than fully illuminated

Answer 21

Gibbous moon

Question 22

The illuminated surface is less than a quarter illuminated

Answer 22

Crescent moon

Question 23

The entire surface of the moon is illuminated

Answer 23

Full moon

Question 24

The entire surface of the moon is not illuminated

Answer 24

New moon

Question 25

Half of the moon is illuminated

Answer 25

Quarter moon

Question 26

An oval or flattened circle

Answer 26

Ellipse

Question 27

A planet that has a rocky surface

Answer 27

Tresatreal planet

Question 28

A small solid rocky body that orbits the sun

Answer 28

Asteroid

Question 29

A body that produces a coma of gas and dust, a small icy body that orbits the sun

Answer 29

Meteor

Question 30

A brief of light produced by a particle entering Earth’s atmosphere at high speed

Answer 30

Asteroid

Question 31

A small object from outer space that passes through Earth’s atmosphere and reaches the surface

Answer 31

Meteor

Question 32

Earth-centered theory of the solar system

Answer 32

Geocentric

Question 33

A sun centered theory of the universe

Answer 33

Heliocentric

Question 34

The force that objects exert on one another because of their mass

Answer 34

Gravity

Question 35

A planet that has a rocky surface

Answer 35

Comment

Question 36

A small solid body that orbits the sun

Answer 36

Meteor

Question 37

A body that produces a coma of gas and dust, a small icy body that orbits

Answer 37

Comet