5th Grade Science Prep

Front

What is a mixture?

Back

A mixture is a combination of two or more substances that are not chemically bonded together.

Front

How can you separate iron filings from sand?

Back

You can use a magnet to attract the iron filings.

Front

What is landfill waste?

Back

Landfill waste is garbage that is disposed of in a landfill, which is a site for the disposal of waste materials.

Front

What is one way to reduce landfill waste at school?

Back

Adding recycle bins for paper in classrooms.

Front

What is a food web?

Back

A food web is a system of interrelated food chains in an ecosystem.

Front

How do humans affect food webs?

Back

Humans can reduce populations of certain species, affecting the food availability for other species.

Front

What is photosynthesis?

Back

Photosynthesis is the process by which green plants use sunlight to convert carbon dioxide and water into glucose and oxygen.

Front

What do plants need for photosynthesis?

Back

Plants need sunlight, water, and carbon dioxide for photosynthesis.

Front

What is the rotation of the Earth?

Back

The rotation of the Earth is the spinning of the Earth on its axis, which causes day and night.

Front

What causes the apparent movement of stars in the night sky?

Back

The apparent movement of stars is caused by the rotation of the Earth on its axis.