Unit 4 Science Vocabulary Words

Front

Gravity

Back

A force of attraction that pulls objects without them touching

Tags

NGSS.MS-PS2-4

Front

Meteor

Back

The streak of light that a chunk of rock falling from space toward Earth produces

Front

Orbit

Back

A curved path that an object makes around another object

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

Front

Apparent Brightness

Back

A measurement describing how bright a star looks from Earth

Front

Light-Year

Back

A unit of measurement used to describe distances between stars in space

Front

Axis

Back

The imaginary line that Earth rotates around. Earth's axis goes through the middle of the Earth from the North Pole to the South Pole.

Front

Rotate

Back

To spin. Earth rotates around its axis.

Tags

NGSS.MS-ESS2-6

Front

Rotation

Back

A complete spin. Earth makes one rotation every 24 hours.

Tags

NGSS.MS-ESS2-6

Front

Time Zone

Back

A part of the world where the same standard time is used. There are 24 time zones in the world, one for each hour in the day.

Front

Shadow

Back

An area of darkness that forms when light from any source is blocked

Tags

NGSS.4-PS4-2