Science Practice for Grade 6

Front

What is the chemical symbol for water?

Back

H2O

Front

Name the process by which plants make their food.

Back

Photosynthesis

Front

What is the main function of the roots in a plant?

Back

The main function of the roots in a plant is to anchor the plant and absorb water and nutrients from the soil.

Front

List three states of matter.

Back

Solid, Liquid, Gas

Front

What is the force that pulls objects toward the Earth?

Back

Gravity

Front

Explain how the water cycle works in simple terms.

Back

The water cycle is the continuous movement of water through evaporation, condensation, precipitation, and collection.

Front

What is the difference between a physical change and a chemical change?

Back

Physical changes do not change the substance's chemical identity, while chemical changes do.

Front

Describe how energy is transferred in a food chain.

Back

Energy is transferred from producers to consumers in a food chain, with each level losing some energy as heat.

Front

What is the role of the sun in the solar system?

Back

The sun is the central star that provides light and heat, and it keeps the planets in orbit through its gravitational pull.

Front

How do you measure the temperature of a substance?

Back

Use a thermometer to measure the temperature.