Grade 7 Science Vocab

Front

What is a set of interacting parts forming a complex whole?

Back

System

Front

What are the molecules that are the building blocks of proteins?

Back

Amino acids

Front

What is a molecule that organisms get from the air or water around them and use to release energy?

Back

Oxygen

Front

What is a group of atoms joined together in a particular way?

Back

Molecule

Front

What is the ability to make things move or change?

Back

Energy

Front

What is the process by which plants convert sunlight into food?

Back

Photosynthesis

Front

What is the basic unit of life?

Back

Cell

Front

What is the term for a substance that cannot be broken down into simpler substances?

Back

Element

Front

What is the process by which organisms break down food to release energy?

Back

Cellular respiration

Front

What is the term for a change in a substance that does not change its chemical composition?

Back

Physical change