HSP Science Chapter 13 Vocab - Earth, Moon, and Beyond

Question 1

an imaginary line that passes through Earth's center and its North and South Poles

Accepted Answer

axis

Question 2

any natural body that revolves around a planet

Accepted Answer

moon

Question 3

a huge ball of very hot gases in space

Accepted Answer

star

Question 4

a low, bowl-shaped area on the surface of a planet or moon

Accepted Answer

crater

Question 5

to spin on an axis

Accepted Answer

rotate

Question 6

a grouping of gas, dust, and many stars, plus any objects that orbit those stars

Accepted Answer

galaxy

Question 7

a body that revolves around a star

Accepted Answer

planet

Question 8

event that occurs when one object in space passes through the shadow of another object in space

Accepted Answer

eclipse

Question 9

one of the shapes the moon seems to have as it orbits Earth

Accepted Answer

moon phase

Question 10

the bending of light as it moves from one matter to another

Accepted Answer

refraction

Question 11

to travel in a closed path

Accepted Answer

revolve

Question 12

the star at the center of our solar system

Accepted Answer

sun

Question 13

everything that exists, including such things as stars, planets, gas, dust, and energy

Accepted Answer

universe

Question 14

an imaginary line around Earth equally distant from the North and South Poles.

Accepted Answer

equator

Question 15

a pattern of stars, named after a mythological or religious figure, an object, or an animal

Accepted Answer

constellation

Question 16

a star and all the planets and other objects that revolve around it

Accepted Answer

solar system

Question 17

the path one body takes in space as it revolves around another

Accepted Answer

orbit

Questions 17