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Science: Ch. 9-10 Review

Total questions: 28

Worksheet time: 14mins

Name
Class
Date
1.

Elements found on the periodic table that have a shiny luster, can be shaped, and conduct electricity are

a)

nonmetals

b)

metals

c)

metalloids

d)

molecule

2.

Anything that has both mass and volume is known as

a)

matter

b)

element

c)

atom

d)

volume

3.

A(n) (blank) is a material that cannot be broken down into anything simpler by using chemical reactions.

a)

element

b)

molecule

c)

compound

d)

metal

4.

Two or more atoms joined together form a

a)

mass

b)

matter

c)

molecule

d)

nucleus

5.

Materials that can be pulled into thin wires easily without breaking have good

a)

color

b)

malleability

c)

corrosion

d)

ductility

6.

The (blank) of an atom is the hard core.

a)

nucleus

b)

proton

c)

electron

d)

neutron

7.

The (blank) of a substance is the amount of mass for each milliliter of that substance.

a)

density

b)

mass

c)

weight

d)

volume

8.

The measure of how much space matter takes up is called

a)

mass

b)

weight

c)

volume

d)

density

9.

A(n) (blank) is the smallest unit of an element that retains the properties of that element.

a)

molecule

b)

atom

c)

proton

d)

electron

10.

The ability to be flattened or bent without breaking describes the (blank) of metals.

a)

corrosion

b)

ductility

c)

malleability

d)

reaction

11.

Which unit is used to measure weight?

a)

inch

b)

pound

c)

milliliter

d)

centimeter

12.

At room temperature, most elements are

a)

solid

b)

liquid

c)

gas

d)

plasma

13.

Which type of particle inside an atom has one unit of negative electrical charge?

a)

proton

b)

neutron

c)

electron

d)

nucleus

14.

A substance is malleable, conducts electricity, and is solid at room temperature. This substance is most likely

a)

sodium

b)

chlorine

c)

sulfur

d)

copper

15.

Which unit is used to measure volume?

a)

kilogram

b)

milliliter

c)

centimeter

d)

gram

16.

A(n) (blank) alters the form of an object but not its substance.

a)

physical change

b)

chemical change

c)

reaction

d)

experiment

17.

A physical combination of substances that remain the same is a(n)

a)

mixture

b)

solution

c)

colloid

d)

acid

18.

A mixture of sugar dissolved in water is an example of a(n)

a)

solution

b)

chemical

c)

base

d)

compound

19.

A (blank) is formed by the combination of two or more substances.

a)

compound

b)

solution

c)

acid

d)

element

20.

A(n) (blank) occurs when atoms break their old links and form new links with other atoms.

a)

physical change

b)

chemical change

c)

solution

d)

density

21.

A(n) (blank) tastes sour and can dissolve in water.

a)

acid

b)

base

c)

colloid

d)

solution

22.

A(n) (blank) turns red litmus paper blue.

a)

acid

b)

base

c)

compound

d)

mass

23.

Which chemical formula shows one atom of carbon and two atoms of oxygen?

a)

C2O2

b)

C2O

c)

CO2

d)

CO3

24.

Which would produce a chemical reaction?

a)

salt into pepper

b)

baking soda into vinegar

c)

paper into a shredder

d)

rock into water

25.

Name the nonmetal.

a)

Oxygen (O)

b)

Copper (Cu)

c)

Sodium (Na)

d)

Boron (B)

26.

What could you do to find the volume of a baseball?

a)

Measure the length, width, and height, and multiply the dimensions.

b)

Place the baseball in water to measure how much the water is displaced.

27.

Choose 3 characteristics of metalloids.

a)

conduct heat under some conditions

b)

solid at room temperature

c)

has properties of both metals and nonmetals

d)

good conductor of electricity

28.

Explain how to separate sand and iron filings from a bowl.

a)

Use a magnet to remove the iron filings from the sand.

b)

Use a strainer to separate the sand and iron filings.

c)

Use a coffee filter and water to separate the sand and iron filings.

d)

Separate the sand and iron filings by hand.