Science
English
Math
US History
Geography
100

What gas do plants breathe in that humans breathe out?

Carbon Dioxide
100

What is a compound sentence? 

A sentence made up of 2 independent clauses joined by a conjunction

100

What is the value of the digit 7 in 7043?

7,000

100

What do we celebrate on the fourth of July?

Independence day
100

What is the longest river in the U.S?

the Mississippi River
200

What part of the plant conducts photosynthesis?

The leaf

200

What part of speech describes a noun and often ends in -our or -full

Adjective

200

What is 3 x (4+2)?

18

200

What famous document starts with "We the People"?

The constitution

200

What is the capital of the United States?

Washington, D.C.

300

What is the name of the process where liquid water changes into water vapor?

Evaporation

300

What is the difference between a simile and a metaphor?

A simile uses like or as, a metaphor doesn't 

300

what us 3/8 + 5/8?

1 or 8/8

300

Who freed the slaves during the Civil War?

Abraham Lincoln

300

What ocean is on the west coast of the United States?

Pacific Ocean

400

What gas do animals and humans need to survive?

Oxygen

400

Identify the subject in this sentence: The large gray elephant stomped through the jungle.

The large gray elephant

400

If a triangle has angles of 90 and 45, what is the third angle?

45

400

What year did the United States declare independence from Britain?

1776

400

What continent is Egypt located on?

Africa

500

What is the name of the force that causes magnets to attract or repel?

Magnetism

500

What is the past perfect tense of the verb go?

had gone

500

A book costs $7.25. If you buy 4 books, how much does it cost all together?

$29.00

500

What was the name of the ship the Pilgrims sailed to America on?

the Mayflower

500

Name the country that is both in Europe and Asia.

Russia