Matter

Question 0

What is matter?

Answer 0

Anything that has mass or takes up space

Question 1

What is Chemistry?

Answer 1

The study of the properties of matter

Question 2

What is an Element?

Answer 2

Substance that cannot be broken down chemically

Question 3

What is an atom?

Answer 3

Makes up everything

Has properties of an element

Question 4

What is a Compound?

Answer 4

Substance made up of two or more elements

Question 5

What is a Molecule?

Answer 5

Smallest unit of a substance

Question 6

What is a Chemical Formula?

Answer 6

Combination of chemical signals

Question 7

What is a Pure substance?

Answer 7

Either a single element or compound

Definite chemical and physical properties

Question 8

What is a mixture?

Answer 8

Combination of two or more substances that don’t chemically combine

Question 9

What is a heterogeneous mixture?

Answer 9

When a substance is mixed but not the same throughout

Question 10

What is a homogeneous mixture?

Answer 10

When substances are mixed together and are the same throughout

Question 11

What is a miscible liquid?

Answer 11

Like gasoline, made up of different liquids that form a new liquid

Question 12

What is an immiscible liquid?

Answer 12

When substances are mixed together but separate and don’t form anything new
Like water and oil

Question 13

Melting point?

Answer 13

The point at which a solid turns into a liquid

Question 14

Boiling point?

Answer 14

The point at which a liquid begins to boil

Question 15

Density?

Answer 15

The different of mass and volume of a substance

Question 16

What is reactivity?

Answer 16

The ability of a substance to combine chemically with another

Question 17

Flammability?

Answer 17

The ability of a substance to catch fire

Question 18

Physical properties ?

Answer 18

Physical properties can be observed easily. Helps to identify things

Question 19

Chemical properties?

Answer 19

Not easy to observe.

Describes how different substances will react.