Chem and Human Interaction Test Review

Front

What is a compound?

Back

A compound is a chemical combination of two or more different atoms.

Front

What happens to pollution levels with increased human activity in an area?

Back

An increase in human activity in an area typically results in an increase of the pollution in the watershed.

Front

How does water move in a watershed?

Back

Water in a watershed moves downhill.

Front

What does the formula C6H12O6 represent?

Back

C6H12O6 represents glucose, which has 6 atoms of Carbon, 12 atoms of Hydrogen, and 6 atoms of Oxygen.

Front

Which of the following is a compound: Cl2, NaCl, Fe, O2?

Back

NaCl is a compound.

Front

What is the definition of a molecule?

Back

A molecule is a group of two or more atoms bonded together.

Front

What is the role of carbon dioxide in the environment?

Back

Carbon dioxide is essential for photosynthesis, which plants use to produce energy.

Front

What is a watershed?

Back

A watershed is an area of land where all the water that falls as precipitation drains into a common outlet.

Front

What is the impact of farming on watersheds?

Back

Farming can lead to pollution and runoff, negatively affecting water quality in watersheds.

Front

What is the difference between an element and a compound?

Back

An element is a pure substance made of only one type of atom, while a compound is made of two or more different types of atoms.