Place in order from smallest to largest ​ ​ ​ (a)   ​ (b)   ​ (c)   ​ (d)  

• Sun
• Solar System
• Milky Way
• Universe

Tags

NGSS.MS-ESS1-3

Scientists believe all the planets orbit in and ____________ pattern in the same direction.

• circular

• ellipitcal

• huge

• square

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

Has a tail of ice and dust

• meteor

• asteroid

• comet

• meteoroid

A piece of asteroid that enters Earth’s atmosphere

• meteor

• comet

• asteroid

• meteorite

The sun is the closet ​ (a)   to Earth. Which two elements make up the Sun?

(b)   (c)  

• star
• hydrogen
• helium
• iron
• lithium
• planet

What are dark areas on the sun that have a strong magnetic field?

• dark spots

• corona

• sunspots

• solar winds

When sunspots reach their maximum strength, what can they affect on Earth?

• electronics

• wind

• the time of day

• weather

Tags

NGSS.MS-ESS2-5

The Sun’s ___________ makes it appear so large and bright as seen from Earth.

• size

• shape

• location

• color

A crew of astronauts live on the ______________ to conduct research.

• International Space Station

• Hubble Telescope

• Shuttles

• planets

Tags

NGSS.MS-ETS1-4

This force determines Earth's path around the Sun

• magnetic force

• gravitational force

• nuclear force

• electromagnetic force

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS1-2