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2nd Semester Physical Science Final Review

Total questions: 71

Worksheet time: 1hrs 11mins

Name
Class
Date
1.

What is a brick's mass on the moon if it has a mass of 36 pounds on Earth?

a)

6 pounds

b)

36 pounds

c)

72 pounds

d)

18 pounds

2.

What is a brick's mass on the moon if it has a weight of 36 pounds on Earth?

a)

6 pounds

b)

36 pounds

c)

72 pounds

d)

18 pounds

3.

A graduated cylinder has a 150mL of water in it. A rock is placed into the cylinder. The water level is not 190mL. What is the volume of the rock?

a)

150 mL

b)

190 mL

c)

50 mL

d)

40 mL

4.

A sample of gold has a mass of 579g. The volume of the sample is 30cm3. What is the density?

a)

0.05 g/cm3

b)

549 g/cm3

c)

19.3 g/cm3

d)

28 g/cm3

5.

What are examples of physical properties?

a)

color, odor, mass, density

b)

flammable, reactive, corrosive

6.

What are examples of chemical properties?

a)

color, odor, mass, density

b)

flammable, reactive, corrosive

7.

What is it called if the identity of the substance does not change?

a)

compound

b)

physical change

c)

law of conservation of mass

d)

chemical change

8.

What is it called if the identity of the substance changes?

a)

atom

b)

pure substance

c)

physical change

d)

chemical change

9.

Which of the following are indicators of a chemical change?

a)

change in color

b)

production of odor

c)

produces a gas

d)

formation of a precipitate

10.

What is the Law of Conservation of Mass?

a)

reactants do not equal the products

b)

reactants equal the products

c)

how much each side has

d)

creates and destroys

11.

A substance that is made up of atoms of two or more different elements joined by chemical bonds

a)

pure substance

b)

compound

c)

atom

d)

proton

12.

The smallest unit of an element that maintains the properties of that element.

a)

proton

b)

electron

c)

atom

d)

compound

13.

Has definite chemical and physical properties

a)

electron

b)

pure substance

c)

neutron

d)

gas

14.

A mixture in which different materials can be distinguished easily.

a)

homogeneous mixture

b)

heterogeneous mixture

c)

absolute zero

d)

carbon

15.

What is an example of a heterogeneous mixture?

a)

salt in water

b)

water bubbling on the stove

c)

oil in water

16.

THe particles are tightly packed. The particles do not move around. Example: Classroom

a)

solid

b)

liquid

c)

gas

17.

The particles are flowing, moving around more. Example: hallway

a)

Solid

b)

liquid

c)

gas

18.

The particles are very separated. They are moving everywhere. Example: Gym

a)

Solid

b)

Liquid

c)

Gas

19.

Has no definite shape or volume

a)

solid

b)

liquid

c)

gas

20.

indicates a loss of energy

a)

freezing

b)

melting

c)

boiling

d)

evaporating

21.

solid becomes a liquid

a)

freezing

b)

melting

c)

boiling

d)

evaporating

22.

Example of melting

a)

puddle in the sun

b)

dew on the grass

c)

water in the freezer

d)

ice in the sun

23.

liquid becomes a solid

a)

melting

b)

freezing

c)

boiling

d)

condensation

24.

Example of freezing

a)

ice in the sun

b)

water bubbling on the stove

c)

water in the freezer

d)

dew on grass

25.

Liquid becomes a gas

a)

sublimation

b)

condensation

c)

evaporation

d)

boiling

26.

Example of boiling

a)

dew on the grass

b)

water bubbling on the stove

c)

a puddle in the sun

d)

dry ice becomes a gas

27.

Example of evaporation

a)

dry ice becomes a gas

b)

water in the freezer

c)

puddle in the sun

d)

dew on the grass

28.

A gas becomes a liquid

a)

condensation

b)

evaporation

c)

deposition

d)

sublimation

29.

Example of condensation

a)

frost forming

b)

dry ice becoming a gas

c)

puddle in the sun

d)

dew on grass

30.

A solid becomes a gas

a)

deposition

b)

evaporation

c)

condensation

d)

sublimation

31.

Example of sublimation

a)

frost forming

b)

water in the freezer

c)

dry ice becomes a gas

d)

dew on grass

32.

Gas becomes a solid

a)

deposition

b)

sublimation

c)

evaporation

d)

condensation

33.

Example of deposition

a)

dew on grass

b)

frost forming

c)

ice in the sun

d)

dry ice becomes a gas

34.

What happens to the amount of mass of a substance when it changes state?

a)

It decreases

b)

It increases

c)

It stays the same

35.

What is the Law of Conservation of Energy?

a)

Energy cannot be created or destroyed, it can only change forms

b)

Energy can be created or destroyed, and cannot change forms

c)

Energy cannot change forms and can be created

36.

The temperature at which no more energy can be removed from matter

a)

one

b)

zero

c)

absolute zero

d)

one hundred

37.

What is 32 degrees Fahrenheit and 273 Kelvin in Celsius?

a)

37 degrees celsius

b)

100 degrees celsius

c)

0 degrees celsius

d)

210 degrees celsius

38.

What is 98.6 degrees Fahrenheit and 310 Kelvin in Celsius?

a)

37 degrees Celsius

b)

0 degrees Celsius

c)

100 degrees Celsius

d)

23 degrees Celsius

39.

What is 212 degrees Fahrenheit and 373 Kelvin in Celsius?

a)

37 degrees Celsius

b)

0 degrees Celsius

c)

100 degrees Celsius

d)

245 degrees Cesius

40.

How much heat is needed to raise the temperature of 1g of water by 1 degrees Celsius?

a)

10 calories

b)

1 calorie

c)

5 calories

d)

0 calories

41.

What is an example of a nonrenewable resource?

a)

solar

b)

wind

c)

natural gas

d)

geothermal

42.

Which of the following are types of alternative energy? (multiple answers)

a)

water

b)

coal

c)

biomass

d)

fossil fuels

43.

Located in the nucleus; positively charged

a)

proton

b)

neutron

c)

atom

d)

electron

44.

Located in the nucleus; no charge

a)

Proton

b)

neutron

c)

atom

d)

electron

45.

Negatively charged; located surrounding the nucleus

a)

atom

b)

neutron

c)

electron

d)

proton

46.

A sodium atom has 11 protons and 12 neutrons, what is the atomic number?

a)

12

b)

11

c)

23

d)

22

47.

A sodium atom has 11 protons and 12 neutrons, what is the atomic mass?

a)

12

b)

11

c)

22

d)

23

48.

Chemical symbol for Carbon

a)

Ca

b)

C

c)

Fe

d)

Cr

49.

Chemical symbol for Nickel

a)

Ni

b)

N

c)

Na

d)

P

50.

Chemical symbol for Potassium

a)

P

b)

Ph

c)

K

d)

Zr

51.

Chemical symbol for Fluorine

a)

Fe

b)

Ca

c)

F

d)

K

52.

Chemical symbol for Calcium

a)

Cu

b)

Co

c)

Ca

d)

C

53.

Chemical symbol for Iron

a)

I

b)

Ir

c)

Fe

d)

Ph

54.

The scientist who created the modern periodic table.

a)

Isaac Newton

b)

Henry Mosely

c)

Demitri Mendeleev

d)

Albert Einstein

55.

A column on the periodic table

a)

period

b)

group

c)

family

d)

staircase

56.

A row on the periodic table

a)

period

b)

group

c)

family

d)

staircase

57.

How the elements are arranged on the modern periodic table

a)

chemical symbol

b)

properties

c)

atomic number

d)

chemical name

58.

An electron in the outermost energy level

a)

standard electron

b)

valence electron

c)

exothermic electron

d)

endothermic electron

59.

How many valence electrons does Carbon have?

a)

2

b)

4

c)

6

d)

8

60.

A reaction that releases energy in the form of heat; heat is given off

a)

exothermic reaction

b)

endothermic reaction

61.

Pick all that increase the rate of a reaction

a)

catalyst

b)

increase surface area

c)

cool off

d)

let it sit

62.

A liquid substance capable of dissolving other substances; example - water

a)

solute

b)

solvent

c)

mixture

d)

solution

63.

A substance that is dissolved in a solution; Example - salt

a)

solvent

b)

solute

c)

mixture

d)

solution

64.

What can you do to dilute a solution?

a)

add more solvent

b)

add more solute

c)

drink it

d)

dump it out

65.

What 2 factors affect solubility?

a)

temperature

b)

pressure

c)

color

d)

size

66.

H3O+; tastes sour; example is lemon juice

a)

solute

b)

acid

c)

mixture

d)

base

67.

OH-; tastes bitter; example is soap

a)

acid

b)

base

c)

solution

d)

mixture

68.

How many HCl molecules do you need to balance this equation?

2Mg + ​ __   HCl ---> 2MgCl2 + 2H2

a)

1

b)

3

c)

2

d)

4

69.

What coefficient should be used to make the following equation balanced?

N2+O2--> ? NO

a)

1

b)

2

c)

3

d)

4

70.

Balance this equation ​ (a) ​ (a)   ​​   N2 + ​ (b) ​ ​​ (b)     H2 --> ​ (c) ​ ​ (c)     NH3

Choose from the below words
1
3
2
71.

According to the Law of Conservation of Mass (Matter), Matter cannot be ​ (a) ​ (a)     or ​ (b)  ​ (b)   , it can only be ​ (c) ​ (c)     . This means however many atoms of an element we have before a reaction must be ​ (d) ​ (d)     to the number after a reaction.

Choose from the below words
created
destroyed
changed
equal

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