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100

This is the result of 7 × 8.

What is 56?

100

This planet is known as the “Red Planet.”

What is Mars?

100

This organ pumps blood through the human body.

What is the heart?

100

The opposite of polite.

What is rude?

100

This is the capital city of Thailand.

What is Bangkok?

200

This fraction equals 0.75.

What is three-quarters?

200

Water freezes at this temperature in Celsius.

What is 0°C?

200

The green pigment in plants that captures sunlight is called this.

What is chlorophyll?

200

The past tense of teach.

What is taught?

200

The fastest land animal on Earth.

What is the cheetah?

300

If a triangle’s angles add to 180°, and two are 45° and 60°, the last one must be this.

What is 75°?

300

This energy comes from the movement of electrons.

What is electricity?

300

These are the basic units of all living organisms.

What are cells?

300

A type of word that describes a noun.

What is an adjective?

300

The world’s largest desert (by area).

What is Antarctica?

400

This is the square root of 196.

What is 14?

400

This is the chemical symbol for gold.

What is Au?

400

This part of the brain controls balance and coordination.

What is the cerebellum?

400

The meaning of the idiom “break the ice.”

What is to start a friendly conversation?

400

The author of Romeo and Juliet.

Who is William Shakespeare?

500

If 5 workers build 2 houses in 10 days, how many days for 10 workers to build 4 houses (same rate)?

What is 10 days?

500

This scientist proposed the three laws of motion.

Who is Isaac Newton?

500

The process by which plants lose water through their leaves.

What is transpiration?

500

Identify the literary device: The wind whispered through the trees.

What is personification?

500

This ancient structure in Peru was built by the Inca civilization.

What is Machu Picchu?