Astronomy
Human Biology
Chemistry
Earth
Animals
100

A "neighborhood" of planets which all travel around the same sun.

Solar System

100

Humans need air to breathe. What gas do we need from the air when we inhale, and what gas do we exhale?

Oxygen, Carbon Dioxide

100

What is the basic chemical unit of all matter on Earth

the Atom

100

This is the name given to a giant, destructive ocean wave triggered by an underwater earthquake or volcanic eruption

tsunami

100

These cold-blooded animals, like frogs and toads, spend the first part of their lives breathing underwater with gills before growing lungs to live on land.

Amphibians

200
This is the path that a planet takes as it travels around the sun.

Orbit

200

This organelle is commonly termed as the "powerhouse of the cell" because it produces energy.

Mitochondria
200

These are the three primary states of matter commonly found on Earth.

Solid, Liquid, and Gas

200

This phenomenon that you see at the beach are caused by the orbit of our moon around Earth.

waves
200

This deep state of inactivity is how bears and hedgehogs conserve energy and survive harsh winters without eating.

hibernation

300

This astronomical event occurs when the Moon passes directly between the Earth and the Sun, blocking the Sun's light.

Solar Eclipse

300

This system is responsible for sending and recieving signals, helps our brain communicate with the rest of our body, and is necessary for our movement and senses.

The Nervous System

300

What are the three componenets of an atom?

Protons, Neutrons, and Electrons
300
This is the hardest natural mineral found on Earth.

Diamond

300

Many arctic animals use this thick layer of fat beneath their skin to stay warm and store energy in freezing temperatures.

Blubber

400

This event is a massive explosion that occurs at the end of a high-mass star's life cycle

Supernova

400

What is the purpose of red blood cells?

Carry oxygen

400

This is the process when a chilled glass causes surrounding water vapor to become a liquid, leaving water droplets on the edge of the glass.

Condensation

400

This is the scientific term for the gradual wearing away and transport of rocks and soil by natural forces like wind and water

erosion

400

Unlike humans, insects do not have internal bones; instead, they have this tough, outer armor protecting their bodies.

exoskeleton

500

Our solar system consists of 8 planets that orbit around the sun. List each planet in order from closest to farthest from the sun.

The Sun, Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune

500

What is the largest organ in the human body?

Skin

500

This metal is the only metal that is naturally a liquid at room temperature, it is known to be very toxic to humans.

mercury

500

Rocks are categorized into three main types based on how they form. This type of rock forms when molten lava or magma cools and solidifies

Igneous rock

500

Not all animals have skeletons made of bones. A shark’s entire skeleton is made completely out of this flexible, lightweight tissue—the same material found in human ears and noses

cartilage

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