Earth and the Universe

This force determines Earth's path around the Sun

• magnetic force

• gravitational force

• nuclear force

• electromagnetic force

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

Which eclipse occurs when the moon orbits between the Earth and the Sun, blocking the Sun’s light?

• lunar eclipse

• solar eclipse

• partial eclipse

• full eclipse

Tags

NGSS.MS-ESS1-1

The Earth rotates on its axis every 24 hours, so the Earth completes _____ revolution around the sun in a year.

• one

• two

• five

• twenty-four

Tags

NGSS.MS-ESS1-1

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

• circular

• ellipitcal

• huge

• square

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

All matter and space is called:

• Galaxy

• Solar system

• Universe

• Elements and compounds

Tags

NGSS.HS-ESS1-2

Why are many large optical telescopes located on mountains?

• to be closer to the stars

• to be above part of the atmosphere

• because it is easier to build telescopes on mountains

• to be closer to city lights

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

Tags

NGSS.MS-PS1-1

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

• electronics

• wind

• the time of day

• weather

Tags

NGSS.MS-ESS2-5