Discovery Ed's Patterns in the Sky Review

What effect does rotation of Earth have on the way we see constellations?

• yearly changes

• monthly changes

• nightly movement

• seasonal movement

Look at the Big Dipper constellation. Why do star A and B look the same size when Star A is larger than Star B.

• A is farther away than B

• B is farther away than C

• A and B are the same distance just a different color

• A and B are the same distance just a different brightness

Tags

NGSS.MS-ESS1-2

There are billions of stars. How does the sun fit into the family of stars? The sun is considered to be ___ in size.

• giant

• small

• large

• medium

Tags

NGSS.MS-ESS1-3

Look at the following picture of a group of stars.

• nebula

• galaxy

• solar system

• constellation

What has happened to the constellations over the last thousand years? The constellations have ___.

• grown

• shrunk

• remained the same

• changed positions

The sun is one of how many stars?

• hundreds

• thousands

• millions

• billions

Which elements make up most of the sun?

• iron and nickel

• nickel and helium

• hydrogen and helium

• uranium and hydrogen

Tags

NGSS.HS-ESS1-3

What makes a day 24 hours? A 24-hour day is caused by ___.

• Earth's tilt

• the moon's rotation

• Earth's rotation

• Earth's revolution

The ancient astronomers thought that Earth was the center of the solar system. What caused that belief?

• sun's rotation

• Earth's rotation

• Earth's revolution

• Earth's tilt on its axis

Look at the following picture. What time of day is it on the side of the Earth with the Y?

• day

• dusk

• dawn

• night

Tags

NGSS.MS-ESS1-1