7th Grade Science Semester Exam

Front

How are sedimentary rocks formed?

Back

Sedimentary rocks are formed by the process of sediment forming together.

Front

What is it called when two or more populations no longer successfully reproduce?

Back

This process is called speciation.

Front

What is the term for water in its liquid or solid form that falls from the atmosphere?

Back

This is known as precipitation.

Front

What is a disadvantage of solar energy?

Back

Cloud coverage reduces sunlight absorption.

Front

What are tectonic plates?

Back

Tectonic plates are huge pieces of lithosphere that slowly move on the asthenosphere, consisting of the crust and the rigid, uppermost part of the mantle.

Front

What is the process of weathering?

Back

Weathering is the breaking down of rocks and minerals through natural processes.

Front

What is the water cycle?

Back

The water cycle is the continuous movement of water on, above, and below the surface of the Earth.

Front

What is an ecosystem?

Back

An ecosystem is a community of living organisms interacting with their environment.

Front

What is photosynthesis?

Back

Photosynthesis is the process by which green plants use sunlight to synthesize foods with the help of chlorophyll.

Front

What is the difference between renewable and non-renewable resources?

Back

Renewable resources can be replenished naturally, while non-renewable resources are finite and cannot be replaced.