Earth’s Resources and Environmental Changes
What is a natural resource we drink every day?
What is water?
What do we call a living thing?
What is an organism?
What causes day and night?
What is the rotation of the Earth?
What force pulls objects toward the Earth?
What is gravity?
What state of matter has a definite shape and volume?
What is a solid?
Is wind energy renewable or nonrenewable?
What is renewable?
What do plants use to make their own food?
What is photosynthesis?
Which planet is known as the "Red Planet"?
What is Mars?
What simple machine is found on a seesaw?
What is a lever?
What tool is used to measure the mass of an object?
What is a triple beam balance?
What natural event can quickly change the shape of land?
What is a flood or earthquake?
What is the role of a hawk in a food chain?
What is a predator or consumer?
What tool do scientists use to view stars and planets?
What is a telescope?
If an object is at rest, what must happen to make it move?
What is an unbalanced force?
Which change of state occurs when a liquid turns into a gas?
What is evaporation?
What do we call the breaking down of rocks into smaller pieces?
What is weathering?
Which body system helps your body move?
What is the muscular system?
What is the main source of energy for the water cycle?
What is the Sun?
What type of energy is stored in food?
What is chemical energy?
Is a pencil a conductor or an insulator of electricity?
What is an insulator?
Planting trees and recycling help reduce what environmental problem?
What is pollution?
What adaptation helps a cactus survive in the desert?
What is storing water?
How long does it take the Earth to revolve around the Sun?
What is one year?
A roller coaster uses mechanical energy. What two forms does this include?
What are potential and kinetic energy?
Mixing vinegar and baking soda causes bubbles. Is this a physical or chemical change?
What is a chemical change?