Describing Matter, Mixtures & Density

Question 1

A subatomic particle that has a positive charge and that is found in the nucleus of an atom

Accepted Answer

proton

Question 2

All Atoms are made up of what three subatomic particles?

Accepted Answer

protons, neutrons, electrons

Question 3

formula for density

Accepted Answer

mass / volume

Question 4

What happens to the diver when you squeeze the bottle?

Accepted Answer

density increases because volume decreases

Question 5

Anything that has mass and takes up space is called

Accepted Answer

matter

Question 6

The smallest part of an element that still has the properties of the element

Accepted Answer

atom

Question 7

Substances that CANNOT be broken down chemically into other substances are

Accepted Answer

elements

Question 8

The curved upper surface of a liquid in a tube

Accepted Answer

meniscus

Question 9

A pure substance made of only one kind of atom

Accepted Answer

element

Question 10

A combination of chemical symbols and numbers to represent a substance

Accepted Answer

chemical formula

Question 11

Which of the following is NOT an example of a physical change

Accepted Answer

gasoline burning

Question 12

A change in which one or more types of matter change into other types of matter.

Accepted Answer

chemical change

Question 13

The substance in which the solute is dissolved.

Accepted Answer

solvent

Question 14

One example of a physical change is

Accepted Answer

tearing paper

Question 15

the ability of a substance to change into different substances

Accepted Answer

chemical property

Question 16

Which of the following is NOT a pure substance

Accepted Answer

chocolate chip cookies

Question 17

All elements are composed of extremely small particles called

Accepted Answer

atoms

Question 18

the amount of matter in a given space

Accepted Answer

mass

Question 19

The study of the properties of matter and how matter changes

Accepted Answer

chemistry

Question 20

A change in some properties of matter without forming a different kind of matter.

Accepted Answer

physical change

Question 21

An object has a mass of 4g and a volume of 2cm3. Its density is

Accepted Answer

2 g/cm3

Question 22

The substance that is dissolved.

Accepted Answer

solute

Question 23

A form of potential energy that is stored in chemical bonds between atoms.

Accepted Answer

chemical energy

Question 24

A solution is an example of a ____ mixture

Accepted Answer

homogeneous

Question 25

A subatomic particle that has no charge and that is found in the nucleus of an atom

Accepted Answer

neutron

Question 26

Does a hollow ball with a density of 1.67 g/cm3 float or sink when placed in water?

Accepted Answer

sink

Question 27

Lemonade is made from several substances not chemically bonded, therefore lemonade is a(n)

Accepted Answer

mixture

Question 28

the amount of space an object occupies

Accepted Answer

volume

Question 29

A type of matter made of two or more elements joined together with a chemical bond

Accepted Answer

compound

Question 30

Which of the following is an example of a homogeneous mixture

Accepted Answer

air

Question 31

If a sample of a substance is cut in half, its density

Accepted Answer

stays the same

Question 32

Can you see the individual parts in a heterogeneous mixture?

Accepted Answer

yes

Question 33

A salad is an example of

Accepted Answer

a heterogenous mixture

Question 34

A mixture in which substances are evenly distributed throughout the mixture

Accepted Answer

homogeneous

Question 35

the attractive force that holds atoms or ions together

Accepted Answer

chemical bond

Question 36

How do you read a meniscus?

Accepted Answer

get eye level with the liquid, read the bottom of the curve

Describing Matter, Mixtures & Density

Questions 36

Describing Matter, Mixtures & Density

Questions 36