6th Grade Fall Semester Exam

Front

A substance made of only one type of atom is called —

Back

an element

Front

What is an element?

Back

A pure substance that cannot be broken down chemically into simpler substances.

Front

What is the formula to calculate density?

Back

Density = Mass / Volume

Front

If a rock has a mass of 14g and a volume of 2cm³, what is its density?

Back

7 g/cm³

Front

What is a mixture?

Back

A combination of two or more substances that are not chemically bonded.

Front

What is a compound?

Back

A pure substance made by chemically combining two or more elements; represented by a chemical formula.

Front

What is Newton's Third Law of Motion?

Back

For every action, there is an equal and opposite reaction.

Front

What happens to a balloon when air is released?

Back

The balloon goes up.

Front

What is the difference between mass and weight?

Back

Mass is the amount of matter in an object, while weight is the force of gravity acting on that mass.

Front

What is the boiling point of water in Celsius?

Back

100 degrees Celsius.