Unit 1 Matter and Energy in Living Systems

Front

What is energy?

Back

The ability to cause change.

Front

How are cell respiration and photosynthesis connected?

Back

Inputs of one process are the outputs of the other process.

Front

What happens to carbon dioxide levels when fossil fuels are burned?

Back

Carbon dioxide levels in the environment increase.

Front

What are the outputs of cell respiration?

Back

Carbon dioxide (CO2) and water (H2O).

Front

How do rabbits obtain energy and matter?

Back

Rabbits get energy and matter from other living organisms.

Front

What is matter?

Back

Anything that has mass and takes up space.

Front

What is photosynthesis?

Back

The process by which plants use sunlight to convert carbon dioxide and water into glucose and oxygen.

Front

What is cell respiration?

Back

The process by which cells convert glucose and oxygen into energy, carbon dioxide, and water.

Front

What is a chemical reaction?

Back

A process that leads to the transformation of one set of chemical substances to another.

Front

What are molecules?

Back

Groups of two or more atoms bonded together.