What is the name of hot, molten rock under the ground?
Magma (not lava that's above ground)
What do we call animals that only eat plants, like cows, rabbits, and deer?
Herbivores
How long does it take Earth to complete one full orbit around the Sun?
365.25 days
What is the only substance on Earth that naturally exists as a solid, a liquid, and a gas?
Water
What is the definition of a force in physics?
A push or a pull
What is the name of the outermost, rocky layer of the Earth that we walk on?
The crust
What is the green pigment that plants use to trap sunlight and make their own food?
Chlorophyll
What is the largest planet in our solar system, famous for its Great Red Spot?
Jupiter
Which state of matter has a fixed volume but takes the shape of whatever container it is poured into?
A liquid
Sound waves travel through the air as what kind of fast back-and-forth movements?
Vibrations
What are the massive, moving pieces of the Earth's crust called that slide past or crash into each other to cause earthquakes?
Tectonic plates
What is the term for an animal that hunts and eats other animals for food but isn't eaten itself by anything?
Apex predator
What do we call a giant cloud of dust and gas in space where new stars are born?
A nebula
What happens to the speed of molecules in a substance when you heat it up?
They speed up
What type of energy is stored in a stretched rubber band or a battery, waiting to be released?
Potential energy
Which layer of the Earth is found directly beneath the crust, made of hot, semi-solid rock that flows very slowly?
The mantle
What is the name for animals that do not have a backbone, making up about 95% of all animal species on Earth?
Invertebrates
What event occurs when the Moon passes directly between the Sun and Earth, completely or partially blocking the Sun's light?
A solar eclipse
Which state of matter has no fixed shape and no fixed volume, expanding to fill whatever container it's in?
A gas
What happens to light when slows down through a more dense medium and bends?
Refraction
What type of rock forms when existing rocks are changed by intense heat and pressure deep underground without melting?
Metamorphic rock
What do we call organisms like fungi and bacteria that break down dead plants and animals and return nutrients to the soil?
Decomposers
What is the name of the violent explosion that occurs at the end of a massive star's life cycle, which can briefly outshine an entire galaxy?
A supernova
Besides solid, liquid, and gas, what is the highly energized fourth state of matter found in lightning, neon signs, and stars?
Plasma
What kind of electricity is created when extra electrons build up on the surface of an object, often giving you a tiny shock when you touch a metal doorknob?
Static electricity