Biology
Chemistry
Astronomy
Physics
Earth Science
100

What is the process called when a caterpillar turns into a butterfly?

Metamorphosis 

100

What gas is produced when we exhale?

Carbon dioxide

100

What is the closest celestial body to Earth?

The Moon

100

What is the name of the force that pulls objects towards the center of the Earth?

Gravity

100

What is the outermost layer of the Earth called?

The crust

200

What is the powerhouse of the cell called?

Mitochondria

200

What is the process called when a liquid turns into a gas?

Evaporation

200

True or False: The Sun is a star.

True

200

True or False: Light travels faster than sound. 

True

200

What is the study of Earth's oceans called?

Oceanography

300

What is the process called when a plant uses sunlight, water, and carbon dioxide to produce glucose and oxygen?

Photosynthesis

300

What is the chemical symbol for gold?

Au

300

How many planets are in the solar system?

(Pluto doesn't count)

8

300

What is the force that resists motion when two objects rub against each other?

Friction

300

What is the study of Earth's atmosphere and weather called?

Meteorology 

400

What is the hard outer covering on insects called?

Exoskeleton

400
How would you classify water?


(Element, compound, heterogeneous mixture, or homogeneous mixture)

Compound

400

Which planet has the most moons?

Jupiter

400

What is the unit of measurement for power?

Watt

400

What is the process of moving weathered materials from one place to another called?

Erosion

500

On average, how many bones are in an adult human body?

206

500

What is the most abundant gas in the atmosphere?

Nitrogen

500

What is the name of the phenomenon where the Moon partially or completely covers the Sun?

Solar eclipse
500

Which famous scientist formulated the laws of motion and universal gravitation?

Sir Issac Newton

500

Earth's continents were once connected in a supercontinent called what?

Pangaea