Science Review 1

What part of the plant is responsible for making food through photosynthesis?

• Root

• Stem

• Leaf

• Flower

What causes day and night on Earth?

• The Earth orbits the sun

• The moon orbits the Earth

• The Earth rotates on its axis

• The sun rotates around the Earth

Which of these is a renewable energy source?

• Coal

• Oil

• Wind

• Natural Gas

What do animals need to survive in their habitat?

• Light and Space

• Food and Shelter

• Water and Light

• Shelter and Space

Which of the following is NOT a state of matter?

• Gas

• Liquid

• Air

• Solid

How does pollution most negatively affect the environment?

• By increasing plant growth

• By cleaning the water

• By harming animals and plants

• By generating renewable energy

What is the process called when a liquid turns into a gas?

• Freezing

• Melting

• Condensation

• Evaporation

Which part of the earth is made up mostly of metals like iron and nickel?

• Crust

• Mantle

• Outer core

• Inner core

What does a thermometer measure?

• Weight

• Temperature

• Speed

• Height

Which force pulls objects toward the center of the Earth?

• Magnetism

• Friction

• Gravity

• Lift