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Physical Science Midterm Test

Total questions: 80

Worksheet time: 2hrs 42mins

Name
Class
Date
1.

In a laboratory, the following should not be worn:

a)

Loose clothing

b)

Dangling jewelry

c)

Sandals

d)

All of the above

2.

If a laboratory fire erupts, immediately

a)

Throw water on the fire

b)

Open the window

c)

Run for the fire extinguisher

d)

Notify your instructor

3.

Long hair in the laboratory must be

a)

Cut short

b)

Held away from the experiment with one hand

c)

Always neatly groomed

d)

Pulled back and kept entirely out of the way

4.

Horseplay or practical jokes in the lab are

a)

Always against the rules

b)

Okay

c)

Not dangerous

d)

Okay if you are working alone

5.

You have been injured in the lab (cut, burn, etc.). First, you should:

a)

Tell your lab instructor

b)

Go to a doctor

c)

See the nurse after class

d)

Apply first aid yourself

6.

How many kg are in 1,640 g? Note: 1 kg = 1,000 g

a)

16.4 kg

b)

1.64 g

c)

1.64 kg

d)

1,640,000 kg

7.

What is the purpose of the lab equipment shown below?

a)

Measures volumes of liquids

b)

Holds solids or liquids that will nor release gas when heated

c)

Move beakers containing how liquids

d)

Holding and organizing test tubes

8.

What is the purpose of the lab equipment shown below? *Tongs*

a)

Measures volumes of liquids

b)

Holds solids or liquids that will not release gas when heated

c)

Move beakers containing hot liquids

d)

Holding and organizing test tubes

9.

Which of the following is the correct scientific notation form of 450,000 to the correct amount of significant figures?

a)

4.5 x 106

b)

4.50000 x 105

c)

4.5 x 105

d)

4.5 x 10-5

10.

Which of the following is the correct standard form of 6.32 x 10-5?

a)

0.000632

b)

0.0000632

c)

632,000

d)

63,200

11.

One example of a physical change is

a)

Burning paper

b)

Baking cookies

c)

Melting Ice

d)

Fireworks

12.

The energy of matter in motion is called

a)

Kinetic Energy

b)

Potential energy

c)

Chemical energy

d)

Electromagnetic energy

13.

A physical change changes the chemical properties of a substance.

a)

True

b)

False

14.

The measurement of how much matter an object contains is its

a)

Volume

b)

Weight

c)

Mass

d)

Melting Point

15.

Use the table below to help you answer. While digging in the backyard, you find an old coin. Its mass is 26.76 g and its volume is 3 cm³. What is the coin made of?

a)

Marble

b)

Quartz

c)

Diamond

d)

Copper

16.

You think you have found a diamond. Its mass is 5.28 g and its volume is 2 cm³. What did you find? Use the table below to help you answer.

a)

Diamond

b)

Quartz

c)

Platinum

d)

Gold

17.

Use the table below to help you answer: You find a ring with a mass of 107 g. You fill a graduated cylinder up with 10 mL of water and put the ring into the cylinder. The water rises up to the 15 mL mark. What is the ring made of?

a)

Gold

b)

Copper

c)

Quartz

d)

Platinum

18.

Use the table below to help you answer: There is a block on your desk that acts as a paperweight. Its measurements are 3 cm by 4 cm by 6 cm. The block has a mass of 184.32 g. What is the paperweight?

a)

Marble

b)

Quartz

c)

Diamond

d)

Gold

19.

All elements are composed of extremely small particles called

a)

Compounds

b)

Mixtures

c)

Atoms

d)

Molecules

20.

Anything that has mass and takes up space is called

a)

Matter

b)

Energy

c)

Heterogeneous

d)

Homogeneous

21.

If an object floats, the volume of displaced water is equal to the volume of

a)

The entire object

b)

The portion of the object that is above water

c)

The portion of the object that is submerged

d)

Exactly half of the object

22.

A solid is a state of matter that has a

a)

Indefinite volume and an indefinite shape

b)

Definite volume and definite shape

c)

Definite volume and an indefinite shape

d)

Indefinite volume and a definite shape

23.

In which state of matter do the particles spread apart and fill all the space available to them?

a)

Crystal

b)

Liquid

c)

Gas

d)

Solid

24.

The change from liquid to solid, or the reverse of melting, is called

a)

Condensation

b)

Boiling

c)

Sublimation

d)

Freezing

25.

Elements in Group 1 and Group 2 (with the exception of hydrogen) fall under which category?

a)

Metalloids

b)

Nonmetals

c)

Metals

d)

Transition elements

26.

In a neutral atom, the number of protons equals the number of

a)

Nuclei

b)

Electrons

c)

Neutrons

d)

Isotopes

27.

The elements in a column of the periodic table

a)

Have similar properties

b)

Are in the same period

c)

Have the same atomic mass

d)

Have very similar chemical symbols

28.

What information in the periodic table indicates the number of protons in an atom?

a)

The position of the element in its column

b)

The element's chemical symbol

c)

The element's atomic number

d)

The element's atomic mass

29.

Which group of elements shares characteristics with both metals and nonmetals?

a)

Salts

b)

Metalloids

c)

Halogens

d)

Lanthanides

30.

The elements that do not ordinarily form compounds are

a)

Elements in the carbon family

b)

Metals

c)

Halogens

d)

Noble gases

31.

Which particles in atoms have a negative electric charge?

a)

Electrons

b)

Protons

c)

Neutrons

d)

Nuclei

32.

The outer energy level of most atoms can hold a maximum of __ electrons.

a)

8

b)

10

c)

18

d)

32

33.

The modern periodic table is organized according to

a)

Symbol

b)

Atomic number

c)

Electron

d)

Nucleus

34.

What is the very center/core of the atom?

a)

Proton

b)

Neutron

c)

Electron

d)

Nucleus

35.

Atoms of the same element that have different numbers of neutrons are called

a)

Nucleus

b)

Isotopes

c)

Ions

d)

Bohr's

36.

Use the table below to answer the following question: What is the mass number of sodium?

a)

23

b)

11

c)

12

d)

22

37.

Use the table below to answer the question: How many electrons does sodium have?

a)

23

b)

11

c)

12

d)

22

38.

Refer to the table. How many neutrons are in an atom of magnesium?

a)

24

b)

12

c)

36

d)

12

39.

Refer to the table. What is the atomic number of aluminum?

a)

13

b)

27

c)

14

d)

40

40.

Which element does the Bohr model below represent?

a)

Potassium

b)

Sodium

c)

Calcium

d)

Magnesium

41.

Which element does the Bohr model below represent?

a)

Fluorine

b)

Neon

c)

Hydrogen

d)

Chlorine

42.

Magnesium bromide has the chemical formula MgBr2. What does the "2" tell you?

a)

Bromide has a 2- charge

b)

There are two magnesium ions to every bromide ion

c)

There are two bromide ions for every magnesium ion

d)

Bromide has a 2+ charge

43.

What elements are present in glucose - C6H12O6?

a)

Calcium, Hydrogen, Oxygen

b)

Carbon, Helium, Oxygen

c)

Carbon, Hydrogen, Osmosis

d)

Carbon, Hydrogen, Oxygen

44.

How many hydrogen atoms are present in water - H2O?

a)

0

b)

1

c)

2

d)

4

45.

When an atom loses an electron, it becomes a

a)

Anion

b)

Cation

c)

Neutral ion

d)

Neutral atom

46.

An ionic bond is the attraction between

a)

Similarly charged ions

b)

Oppositely charged ions

c)

Neutral ions

d)

Neutral atoms

47.

What is the chemical name for the compound with the formula Na2S?

a)

Sodium Fluoride

b)

Magnesium Sulfide

c)

Lithium Oxide

d)

Sodium Sulfide

48.

What is the chemical name for the compound with the formula NaCl?

a)

Monosodium Monochloride

b)

Sodium monochloride

c)

Sodium chloride

d)

Sodium monochlorine

49.

What is the chemical name for the compound with the formula CO?

a)

Carbon monoxide

b)

Carbon oxygen

c)

Monocarbon monoxide

d)

Carbon monoxygen

50.

What is the chemical name for the compound FeCl6?

a)

Iron (6) Chlorine

b)

Iron (VI) Chloride

c)

Iron Chlorine

d)

Iron Chloride

51.

A chemical bond formed when two atoms share electrons is called

a)

Ionic Bond

b)

Covalent Bond

c)

Polyatomic bond

d)

Crystal bond

52.

A ionic bond is between

a)

Two metals

b)

A metal and a nonmetal

c)

Two nonmetals

d)

Two metalloids

53.

A covalent bond is between

a)

Two metals

b)

A metal and a nonmetal

c)

Two nonmetals

d)

Two metalloids

54.

What do Lewis dot models represent?

a)

The color of an atom

b)

The atomic mass of an element

c)

The valence electrons in an atom

d)

The number of protons in an atom

55.

How many valence electrons does a nitrogen atom have according to its Lewis dot model?

a)

3

b)

5

c)

7

d)

2

56.

Which element is represented by the Lewis dot model with eight dots?

a)

Neon

b)

Oxygen

c)

Carbon

d)

Sodium

57.

Protects the eyes from flying objects or chemical splashes

a)

goggles

b)

striker

c)

bunsen burner

d)

ring clamp

58.
Write 7.8 x 10-3  in standard form.
a)
0.0078
b)
7,800
c)
78
d)
0.078
59.

How would you write 564,000 in scientific notation with 4 sig figs?

a)

5.640 x 10-5

b)

5.640 x 104

c)

5.640 x 105

d)

5.64000 x 105

60.
How would you write 564,000,000 in scientific notation?
a)
5.64 x 10-7
b)
5.64 x 106
c)
5.64 x 108
d)
56.4 x 107
61.
What are 6 centimeters equal to?
a)
600 meters
b)
60 millimeters
c)
of a millimeter
d)
600 millimeters
62.

SI unit for distance

a)

meter

b)

inch

c)

foot

d)

yard

63.

What is the SI unit for length?

a)

kg

b)

m

c)

k

64.

The SI base unit of mass is the

a)

kilogram

b)

liter

c)

pound

d)

ton

65.

Which of the following elements is a noble gas?

a)

Hydrogen

b)

Helium

c)

Carbon

d)

Oxygen

66.

What does R stand for

a)

Ideal gas constant

b)

Molar constant

c)

Temperature constant

d)

Ideal gas law

67.

What does the variable "n" represent in the ideal gas law?

a)

pressure

b)

volume

c)

moles

d)

temperature

68.
In order to solve gas law calculations, temperature must be measured in:
a)
Fahrenheit
b)
Celsius
c)
Kelvin
d)
It doesn't matter 
69.
What is the formula for Boyle's Law?
a)
P1V1=P2V2
b)
P1V1/P2V2
c)
P1V2=P2V1
d)
P1/V1=P2/V2
70.
Which container will have a lower pressure?
a)
left
b)
right
c)
they both have the same pressure
d)
I don't know
71.

If an atom has 9 protons and 10 electrons it has a charge of ____.

a)

0

b)

-1

c)

+1

d)

-2

72.

If an atom has 4 protons and 2 electrons it has a charge of ____.

a)

0

b)

-2

c)

+2

d)

+1

73.

Convert 590 to scientific notation

a)

59.0 x 101

b)

5.9 x 10-2

c)

5.9 x 102

d)

59.0 x 10-1

74.

The information you collect while doing your experiment is called

a)

conclusions

b)

data

c)

hypotheses

d)

procedures

75.
The Olympic record for the high jump is just over 2.6 yards. What is that distance in feet?  (3 ft=1 yd)
a)
0.867 ft
b)
7.8 ft
c)
8.07 ft
d)
8.27 ft
76.
Frank has an eraser. It has a mass of 4g, and a volume of 2cm3. What is its density?
a)
8 g/cm3
b)
2 g/cm3
c)
1/2 g/cm3
d)
24 g/cm3
77.
A bar of copper has a mass of 216g and a volume of 24cm3. What is the density of copper?  
a)
9g/cm3
b)
.11g/cm3
c)
5184g/cm3
d)
322mL
78.
Convert 17  inches to centimeters.  (1 in = 2.54 cm)
a)
43.15 cm
b)
204 cm
c)
6.72 cm
d)
1.42 cm
79.

What does the abbreviation mL stand for?

a)

milliliter

b)

nanosecond

c)

major league

d)

mile long

80.

What is your physical Science teacher name?

(a)  

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