Earth & Space Science
Life Science
Math
Geometry & Measurement
U.S. History
100

What is the layer of Earth we live on?

What is the crust?

100

What gas do plants take in during photosynthesis?

What is carbon dioxide?

100

What is 25 × 8?

What is 200?

100

How many degrees are in a right angle?

What is 90 degrees?

100

Who was the first President of the United States?

Who is George Washington?

200

What force keeps the planets orbiting the Sun?

What is gravity?

200

Which body system pumps blood throughout your body?

What is the circulatory system?

200

What is 3/4 written as a decimal?

What is 0.75?

200

What is the perimeter of a square with sides of 7 cm?

What is 28 cm?

200

What document begins with the words "We the People"?

What is the United States Constitution?

300

What causes day and night on Earth?

What is Earth's rotation?

300

What is the largest organ in the human body?

What is the skin?

300

A rectangle is 12 ft long and 9 ft wide. What is its area?

What is 108 square feet?

300

How many faces does a cube have?

What is 6?

300

What holiday celebrates the signing of the Declaration of Independence on July 4th?

What is Independence Day?

400

Which planet is known as the Red Planet?

What is Mars?

400

Animals that eat both plants and animals are called...

What are omnivores?

400

Round 8.476 to the nearest tenth.

What is 8.5?

400

A prism has a volume of 120 cubic centimeters. If the base area is 20 square centimeters, what is its height?

What is 6 centimeters?

400

Which war was fought between the North and the South?

What is the American Civil War?

500

What process changes liquid water into water vapor?

What is evaporation?

500

Name the process by which plants make their own food.

What is photosynthesis?

500

A shirt costs $36. It is on sale for 25% off. What is the sale price?

What is $27?

500

What unit is best for measuring the amount of water in a swimming pool?

What are gallons (or liters, depending on the measurement system)?

500

Who wrote the Declaration of Independence?

Who is Thomas Jefferson?