Physical Science
Change
Earth
Life
Physical Science
100

What is the smallest unit of Matter?

Atom

100

What type of change results in a new substance being formed?

Chemical change

100

What force pulls objects toward Earth's center?

Gravity

100

What is the basic unit of life?

Cell

100

What state of matter has a defintie shape and a definite volume?

Solid

200

Which organelle is known as the powerhouse of the cell?

Mitochondria

200

What do we call an organism that makes its own food?

Producer

200

What do we call the path Earth takes around the Sun?

Orbit

200

What is the term for water changing from liquid to gas?

Evaporation

200

What type of energy is associated with motion?

Kinetic energy

300

What is the process plants use to make their own food?

Photosynthesis

300

What organelle control's the cell's activities?

Nucleus

300

What layer of Earth is made of solid rock beneath the crust?

Mantle

300

What gas do humans need to breathe for celluar respiration?

Oxygen

300

Which body system is responsible for transporting blood throughout the body?

Circulatory

400

Which law states that an object in motion stays in motion unless acted on by an outside force,

First Law

400

What do we call an organism that breaks down dead material?

Decomposer

400

What type of energy comes from the Sun?

Solar energy

400

What is the process of liquid water turning into solid ice?

Freezing

400

What type of energy is stored in an object due to its position?

Potential energy

500

What causes the phases of the Moon?

The Moon's positive relative to Earth and Sun

500

What tool is used to measure temperature?

Thermometer

500

What do we call the outermost layer of Earth?

Crust

500

What is the term for an inherited characteristic?

Trait

500

What is the main source of energy for the Earth's climate and weather?

The Sun
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