Fun Science for Grade 1

What do plants need to grow?

• Moonlight, sand, and minerals

• Sunlight, water, carbon dioxide, and nutrients.

• Air, soil, and plastic

• Fertilizer, darkness, and salt

What is the main source of energy for Earth?

• The Moon

• Nuclear reactions

• Geothermal energy

• The Sun

What do we call the process of water turning into vapor?

• Transpiration

• Precipitation

• Condensation

• Evaporation

What is the name of the gas we breathe in?

• Nitrogen

• Carbon Dioxide

• Oxygen

• Hydrogen

What do we call animals that eat only plants?

• Insectivores

• Omnivores

• Herbivores

• Carnivores

What is the solid part of the Earth called?

• Mantle

• Asthenosphere

• Lithosphere

• Core

What do we call the change of water from liquid to ice?

• Evaporation

• Freezing

• Condensation

• Melting

What is the name of the force that pulls objects toward the Earth?

• magnetism

• friction

• tension

• gravity

What do we call the outer layer of the Earth?

• atmosphere

• mantle

• crust

• core

What is the process by which plants make their food?

• Transpiration

• Digestion

• Photosynthesis

• Respiration