Space

Question 1

Solar system

Answer 1

The sun and its family of orbiting planets, moons and other objects

Question 2

Galaxy

Answer 2

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

Question 3

Universe

Answer 3

Space and all the matter and energy in it

Question 4

Satellite

Answer 4

An object that orbits a more massive object

Question 5

Impact crater

Answer 5

A round pit left behind on the surface of a planet

Question 6

Axis of rotation

Answer 6

An imaginary line about which a turning body

Question 7

Revolution

Answer 7

The movement of one body around another

Question 8

Season

Answer 8

One part of a pattern of temperature changes and another trends over the course of a year

Question 9

Equinox

Answer 9

In an orbit, a position and time in which sunlight shines equally on the northern hemisphere and the Southern Hemisphere

Question 10

Solstice

Answer 10

In an orbit, a position and time during which one hemisphere gets its maximum area of sunlight, while the other hemisphere gets its minimum amount

Question 11

Mare

Answer 11

A large, dark plain of solidified lava on the moon

Question 12

Eclipse

Answer 12

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

Question 13

Umbra

Answer 13

The dark, central region of a shadow

Question 14

Penumbra

Answer 14

The region of lighter shadow that may surround an umbra

Question 15

Astronomical unit

Answer 15

Earth’s average distance from the sun

Question 16

Ellipse

Answer 16

An oval or flattened circle

Question 17

Terrestrial planet

Answer 17

Earth or a planet similar to earth

Question 18

Gas giant

Answer 18

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

Question 19

Asteroid

Answer 19

A small, solid, rock body that orbits the sun

Question 20

Comet

Answer 20

A body that produces a coma of gas and dust

Question 21

Meteor

Answer 21

A brief streak of light produced by a small particle entering earth’s atmosphere

Question 22

Meteorite

Answer 22

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

Question 23

Geocentric

Answer 23

Having or representing as the center

Question 24

Heliocentric

Answer 24

Representing the sun as the center

Question 25

Gravity

Answer 25

The force that objects exert on each other because of their mass

Question 26

Tide

Answer 26

The alternate rising of the sea

Question 27

Waxing

Answer 27

The moon any time after new moon and before full moon

Question 28

Waning

Answer 28

The moon has a progressively smaller part of its visible surface illuminated, so that it appears to decrease in size

Question 29

Gibbous moon

Answer 29

The word crescent refers to the phases where the moon is less then half illuminated

Question 30

Crescent moon

Answer 30

Less then half illuminated

Question 31

Full moon

Answer 31

The phases of the moon in which its whole disk is illuminated

Question 32

New moon

Answer 32

The phases of the moon when it’s conjugating with the sun and visible from earth when it’s in conjugati

Question 33

Orbit

Answer 33

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