Cells & Body
This organelle is famously nicknamed the "powerhouse of the cell" because it creates energy.
What is the Mitochondria?
This massive, blazing ball of plasma sits at the dead center of our solar system.
What is the Sun?
This invisible force is responsible for keeping your shoes firmly on the floor and stops the school from floating into the atmosphere.
What is gravity?
An animal like a deer, cow, or rabbit that strictly survives by eating plants is known as this.
What is a herbivore?
Because there are absolutely zero air molecules to vibrate or carry sound waves, this massive environment is completely, terrifyingly silent.
What is outer space/an empty vacuum?
It protects your insides, keeps you warm, and is the single largest organ on the human body.
What is the skin?
This is the name of the ancient supercontinent that existed millions of years ago before our current continents broke apart and drifted away.
What is Pangea?
While water freezes solid at 0°C, it reaches its boiling point and turns completely into a gas at this temperature.
What is 100°C?
This is the magical chemical process plants use to turn sunlight, water, and carbon dioxide into delicious sugar food.
What is photosynthesis?
Even though they are incredibly expensive and sparkly, real diamonds are made of the exact same chemical element as the dark graphite inside your school pencil.
What is carbon?
Plant cells have this tough, rigid outer layer to help them stand up straight, but animal cells completely lack it.
What is a cell wall?
This terrifying natural disaster is measured using the Richter scale and happens when tectonic plates suddenly slip past each other.
What is an earthquake?
Ice cubes, desks, and skateboards all belong to this specific state of matter, which keeps its shape no matter what container it's in.
What is a solid?
While apex predators sit at the very top of the food chain, these organisms (like mushrooms, mold, and bacteria) sit at the bottom to break down dead stuff.
What are decomposers?
Despite living 100% of their lives underwater, killer whales and dolphins actually belong to this warm-blooded class of animals.
What are mammals?
This is the clear, jelly-like fluid that fills the inside of a cell and holds all the organelles in place.
What is cytoplasm?
Compared to the rest of the planet, this outermost layer of the Earth is actually thinner than the shell of a hard-boiled egg.
What is the crust?
This force drags against motion when two surfaces rub together.
What is friction?
This is the ecological term for an animal that actively hunts, stalks, and kills other animals for its meals.
What is a predator?
Because the ground is completely frozen year-round, this is the only continent on Earth where you will find zero wild snakes or reptiles.
What is Antarctica?
Red blood cells have one primary, non-stop job: delivering this essential gas from your lungs to the rest of your body.
What is oxygen?
To complete one single, full orbit all the way around the sun, it takes the Earth this exact number of days.
What is 365 days/1 year?
If you mix baking soda and vinegar together, the sudden explosion of fizzing, bubbles, and gas proves that this specific type of reaction just took place.
What is a chemical reaction?
When the very last living member of an animal species dies out, and the animal disappears from Earth forever, the species is considered this.
What is extinct?
Light travels incredibly fast through the universe. It takes light from the Sun roughly this many minutes to actually reach our eyes on Earth.
What is 8 minutes?