Earth's Place in Space

What is a system?

• A model of the universe

• A group of parts that work together

• A group of stars

• A type of planet

What does our solar system include?

• The Moon and the Sun only

• Only planets and their moons

• The Sun and other galaxies

• Our star, the Sun, and all objects that move around it

Tags

NGSS.MS-ESS1-2

NGSS.MS-ESS1-3

What is a star?

• A sphere of very hot gases held together by gravity

• A large asteroid

• A planet that shines

• A moon with gases

What is gravity?

• A light from the stars

• The force that pulls all objects toward each other

• A type of orbit

• A model of the solar system

Tags

NGSS.MS-PS2-4

NGSS.MS-PS2-5

What is a galaxy?

• A huge group of stars, solar systems, dust, and gases held together by gravity

• A system of bicycles

• A small group of planets

• A single star

Tags

NGSS.MS-ESS1-2

What is a model?

• A representation of an object or idea

• A real object in space

• A group of stars forming a pattern

• A type of planet

Tags

NGSS.MS-ESS2-1

NGSS.MS-LS1-2

NGSS.MS-PS1-1

Why does Earth have a spherical shape?

• Due to its rotation on its axis

• Due to gravity's pull

• Because it revolves around the Sun

• Because of the Sun's heat

Tags

NGSS.MS-PS2-4

What is an orbit?

• A model of the solar system

• A force that pulls objects together

• A path that one object in space takes around another object

• A type of star

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

NGSS.MS-PS2-5

What does Earth's revolution around the Sun take?

• About 365 days, or one year

• 24 hours

• 100 years

• One month

Tags

NGSS.MS-ESS1-1

What shape are the orbits of planets and most moons in our solar system?

• Elliptical

• Square

• Circular

• Random