Unit 1 Test Review

The Universe

100

How old is the Universe?

13.8 Billion Years Old

200

How big is the Universe?

Infinite

300

What percentage of the Universe is Dark Matter?

95%

400

Is the Universe expanding or shrinking?

Expanding

500

What does light do in the Universe?

A. Bounce Around
B. Go on forever

Go on forever

Galaxies

100

What is the name of our Galaxy?

Milky Way

200

How old is the Milky Way?

13.6 Billion Years Old

300

What hold galaxies together?

Gravity

400

What is at the center of the Milky Way?

Supermassive Black Hole

Sagittarius A*

500

What are the 4 things that make up galaxies?

Stars, Planets, Gas, Dark Matter

Sunny Day

100

What is the Sun?

A. Planet
B. Star
C. Galaxy

B. Star

200

Is the Sun dense?

Not really

300

List the 3 things that the Sun provides for Earth.

Light

Energy
Heat

400

What is the mass of the Sun?

1.989 x 10 ^ 30

500

How far away is the Sun from Earth?

93 million miles away

Moon

100

What gives the moon its "light"?

The Sun

200

How many moon phases are there?

8

300

The moon's __________ impacts Earth's tides.

Gravity

400

Name the two types of tides and what's different about them. 

Spring and Neap Tides
....

500

Tell me the positions of the Earth, Moon, and Sun to create:
A Solar Eclipse
A Lunar Eclipse

Solar: Sun, Moon, Earth
Lunar: Sun, Earth, Moon

Misc.

100

What is the OWL Method?

Observe, Wonder, Learn

200

What do we call the review we do at the start of class?

Refresher

300

What classroom are we in?

332 C

400

What are the two systems of measurement? 

Imperial and Metric

500

What is the Unit for mass that we use in Science?

Grams (Ex. kg, g, mg)