Stars, Planets and our Solar System

A star is ___________.

• an object in the sky made up of hot gasses that gives off it's own light.

• a large clump of dirt, rock and ice that orbits a planet.

• an orbiting mass of rock or gas.

• a myth.

Match the following:

• the star in our solar system

• orbit

• amount of energy given off by a star

• radius

• distance center to surface of a sphere.

• sun

• the distance light can travel in a year

• luminosity

• to travel in a repeating pattern around

• light year

Tags

NGSS.MS-ESS1-3

NGSS.MS-ESS1-2

Match the following:

• the sun and anything that orbits it.

• astronomer

• a structure that represents something

• solar system

• a celestial body moving around a star

• limitation

• a factor or problem in a model

• planet

• scientist who studies space

• model

Tags

NGSS.MS-ESS1-3

NGSS.MS-ESS1-1

Click on the object with the most mass in our Solar System.

Tags

NGSS.MS-ESS1-3

NGSS.MS-ESS1-1

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

Name the planets! Make sure you count the rings to check the correct order!

d

e

f

g

h

c

b

a

Venus

Earth

Uranus

Mars

Neptune

Jupiter

Mercury

Saturn

From earth, the sun looks larger than other stars because _________.

• it's bigger than the other stars in the universe.

• it's the brightest star in the universe.

• it's the closest star to us.

• it has special glitter magic.

The hottest stars are _______.

• purple

• blue

• green

• red

The coolest stars are ________.

• blue

• green

• orange

• red

We use​ (a)   to study objects in space. It makes far away objects appear ​ (b)   .

• telescopes
• closer
• binoculars
• glasses
• further away
• brighter

A ​ ​ (a)   is a picture seen in the sky. It is made up of ​ (b)   . Ancient peoples used constellations to​ (c)   . They also used them to tell​ (d)   for planting crops and ​ (e)   to get from place to place.

• constellation
• stars
• navigate
• seasons
• navigation
• drive
• planet
• asteroid
• solar system
• moon