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Practice Midterm: Honors Physical Science

Total questions: 80

Worksheet time: 2hrs 51mins

Name
Class
Date
1.
Lab clean up should be carried out according to:
a)
the instructor
b)
your lab partner
c)
yourself
d)
clean up is not required
2.
When you are in the lab, you should wear:
a)
bulky sweatshirts
b)
dangling jewelry
c)
open toe shoes
d)
closed toe shoes
3.
The most important reasons for keeping your workspace neat is to ...
a)
make the teacher happy
b)
prevent accidents or unsafe situations
c)
lose materials in the lab
d)
prevent the room from looking messy
4.

This is used to produce flame for science experiments

a)

scoop

b)

funnel

c)

bunsen burner

d)

goggles

5.

This is used to store and mix chemicals during an experiment

a)

fire extinguisher

b)

thermometer

c)

beaker

d)

tongs

6.
Identify the equipment shown here:
a)
wire gauze
b)
flame spreader
c)
sieve
d)
mesh
7.

What is an observation?

a)

Something you measure or detect with your senses.

b)

The way you feel about something

c)

An educated guess

d)

A theory that has been disproved

8.

What is the scientific method?

a)

A systematic procedure for how to conduct a scientific experiment

b)

The process of solving a problem

c)

A way of making non-scientific observations

d)

A way to summarize findings from multiple investigations

9.
Should experiments be repeated over and over to see if the results are the same each time?
a)
yes
b)
no
10.
Testing a hypothesis often involves a(n):
a)
answer
b)
experiment
c)
problem
d)
safety check
11.

If testing how temperature of water affects the speed of rusting, what is the Manipulated Variable?

a)

Temperature of water

b)

Type of liquid

c)

Speed of rusting

d)

Type of nail

12.

If testing how temp. of water affects the speed of rusting, what is the Responding Variable?

a)

Temperature of water

b)

Type of liquid

c)

Speed of rusting

d)

Type of nail

13.

What is the RESPONDING VARIABLE (effect) in this experiment?


"Does eating breakfast improve test scores?"

a)

eating breakfast or not

b)

the test score

c)

what time you get up in the morning

14.
A bicycle has a speed of 6 m/s. What is its speed in km/h?  (1 km=1000 m)
a)
21.6 km/h
b)
16.67 km/h
c)
2.16 km/h
d)
1.67 km/h
15.

32,190 inches/year to yards/day

a)

88.19 yards/day

b)

7.3 yards/day

c)

2.4 yards/day

d)

4.9 yards/day

16.
Convert from meters to cm:  9 meters
a)
900 cm
b)
90 cm
c)
0.9 cm
d)
0.09 cm
17.
Convert 8 kilometers to meters
a)
800 m
b)
80,000 m
c)
8,000 m
d)
.008 m
18.
490,000 g =____ kg
a)
490
b)
49
c)
4,900
d)
0.49
19.

Anything that has mass and takes up space is

a)

volume

b)

mass

c)

matter

d)

chemistry

20.

The amount of matter in an object is called

a)

matter

b)

mass

c)

volume

d)

chemistry

21.

The amount of space taken up by an object is called

a)

matter

b)

volume

c)

mass

d)

chemistry

22.

This type of matter consists of one type of atom.

a)

Compounds

b)

Mixtures

c)

Heterogeneous Mixtures

d)

Elements

23.

This type of matter is two or more atoms chemically combined.

a)

Elements

b)

Atoms

c)

Compounds

d)

Mixtures

24.

This type of matter is not uniform throughout.

a)

Element

b)

Compound

c)

Homogeneous Mixture

d)

Heterogeneous Mixture

25.

This type of matter is uniform throughout.

a)

Element

b)

Compound

c)

Homogeneous Mixture

d)

Heterogeneous Mixture

26.
Pizza
a)
Heterogeneous
b)
Homogeneous
27.
Vinegar
a)
Heterogeneous
b)
Homogeneous
28.
Sugar water is a 
a)
solution
b)
suspension
c)
colloid
29.
Italian dressing is a
a)
solution
b)
suspension
c)
colloid
30.

A snow globe is an example of a/an

a)

solution

b)

suspension

c)

colloid

d)

alloy

31.

The part of the solution that is being dissolved

a)

solute

b)

solvent

c)

solubility

d)

miscible

32.

The part of a solution that does the dissolving

a)

solute

b)

solvent

c)

mixer upper thing

d)

surfactant

33.

Which is a colloid?

a)

Air

b)

Rice in water

c)

Fog

d)

Rain water

34.

Which is True?

a)

Suspensions do not settle

b)

suspension settle

c)

colloids settle

d)

Solutions settle

35.
corroding metal
a)
physical change
b)
chemical change
36.
frying an egg
a)
physical change
b)
chemical change
37.
glass breaking
a)
physical change
b)
chemical change
38.

A physical change is

a)

a change where the characteristics do not change the substance

b)

a change where the characteristics do change the substance

c)

a change where the chemistry changes

39.

A chemical change is when

a)

the chemical properties change

b)

the chemical properties do not change

c)

a change where the characteristics do not change the substance

40.
One of the signs of a chemical reaction taking place is:
a)
Bubbles are produced 
b)
Reactants are not combining
c)
Products are not forming
d)
Color is not changing
41.
You know you a chemical reaction has occurred if 
a)
there is a precipitate.
b)
there is a color change.
c)
there is a temperature change.
d)
All of these answers are evidence.
42.
Which of the following is an example that includes evidence of a chemical reaction?
a)
A sample of zinc is placed in water and it settles to the bottom
b)
A solid block of ice is heated and it completely melts into a liquid. 
c)
Sugar that is burned gives off an odor and turns brown and then black.
d)
A tomato is placed into a blender and chopped up into smaller pieces.
43.
What is the evidence of the chemical change seen here?
a)
Color change
b)
Light produced
c)
state change
d)
mixture
44.
What does Boyle's law relate to?
a)
Temperature and Volume
b)
Volume and Pressure
c)
Temperature and Pressure
45.
What type of relationship is Charles' Law?
a)
Inverse
b)
Direct
c)
Not enough information
d)
#goals
46.

A student measures the pressure and volume of an empty water bottle to be 1.4 atm and 2.3 L. She then decreases the pressure to 0.65 atm. What is the new volume?

a)

2.1 L

b)

5.0 L

c)

8.2 L

d)

3.9 L

47.
If a balloon is cooled what will happen to the volume?
a)
Volume will increase
b)
Volume will decrease
c)
Volume will not change
d)
Balloon freezes to death
48.
In order to convert to Kelvin, you add ______ to the Celsius measurement.
a)
372
b)
273
c)
237
d)
732
49.
If 200 mL of a gas at 27°C is cooled to -33°C at a constant pressure, the volume will be
a)
250 mL
b)
204 mL
c)
196 mL
d)
160 mL
50.
a)
This is an example of Charles's law
b)
This is an example of Boyle's law
51.
a)
this is a graph representing Boyle's law
b)
this is a graph representing Charles's law
52.

Calculate the new temperature when a container of gas has a pressure of 795 mm Hg at 273 K and the pressure is lowered to 358 mm Hg.

a)

123

b)

606

c)

0.00165

d)

246

53.

A rigid plastic container holds 1.00 L methane gas at 0.9 atm pressure when the temperature is 22.0°C. How much more pressure will the gas exert if the temperature is raised to 44.6°C?

a)

0.97 atm

b)

1.82 atm

c)

0.97oC

d)

1.82oC

54.

A sample of sulfur dioxide occupies a volume of 652 mL at 313 K and 150 kPa. What volume will the sulfur dioxide occupy at STP?


STP = 273 K, 101.3 kPa

a)

1682.6 mL

b)

20.7 mL

c)

492.3 mL

d)

842.1 mL

55.

As temperature increases, volume increases. Describe the relationship:

a)

Direct Relationship

b)

Inverse Relationship

c)

No Relationship

56.

As pressure increases, volume decreases. Describe the relationship:

a)

Direct Relationship

b)

Inverse Relationship

c)

No Relationship

57.

A gas is heated from 263K to 298K. The volume is increased from 24.0L to 35.0L. If the original pressure was 101.33 kPa, what is the new pressure?

a)

78.7 kPa

b)

167.2 kPa

c)

129.7 kPa

d)

61.8 kPa

58.
"Everything is composed of atoms" was stated by:
a)
Democritis
b)
Dalton
c)
Moseley
d)
Einstein
59.
John Dalton stated:
a)
elements are made of atoms
b)
atoms of a given element are identical
c)
atoms cannot be subdivided, created, nor destroyed
d)
all of the above
60.
The scientist responsible for "discovering" the nucleus is:
a)
Bohr
b)
Rutherford
c)
Schroedinger
d)
Einstein
61.
The nucleus of an atom can be described as:
a)
spacious and negatively charged
b)
dense and positively charged
c)
spacious and positively charged
d)
dense and negatively charged
62.
How did Rutherford discover the proton?
a)
Cathode tube ray experiment
b)
Gold Foil Experiment
c)
Planetary Model
d)
Plum Pudding Model
63.
What does the nucleus of an atom contain?
a)
Electrons and neutrons
b)
Protons and neutrons
c)
Neutrinos and positrons
d)
DNA and RN
64.
True or False: The majority of an atom is made up of empty space
a)
True
b)
False
65.
He developed the planetary model of the atom.
a)
Rutherford
b)
Bohr
c)
Chadwick
d)
Dalton
66.
James Chadwick discovered the ________.
a)
proton
b)
neutron
c)
electron
d)
nucleus
67.
What did Thomson discover?
a)
electron
b)
proton
c)
neutron
d)
electron cloud
68.

Subatomic particles with a negative charge

a)

Electrons

b)

Neutrons

c)

Protons

d)

Quarks

69.
Subatomic particles with a positive charge
a)
neutrons
b)
atomic mass
c)
protons
d)
isotopes
70.
Subatomic particles that are neutral in charge
a)
Neutrons
b)
Protons
c)
Nucleus 
d)
Electrons
71.
What scientist is best known for his "Plum Pudding" model of the atom?
a)
J.J. Thomson
b)
Ernest Rutherford
c)
John Dalton
d)
Democritus
72.
Who's model is this? 
a)
Millikan
b)
Rutherford
c)
Thomson
d)
Bohr
73.

How many electrons can a d sublevel hold?

a)

14

b)

10

c)

2

d)

6

74.

How many orientations does a d sublevel have?

a)

1

b)

3

c)

5

d)

7

75.
What is the shape of s orbitals?
a)
Dumbbell shaped
b)
Peanut shaped
c)
Spherical shaped
d)
Hybrid structure
76.

What is the shape of p orbitals?

a)

Peanut shaped

b)

Spherical shaped

c)

Flower shaped

d)

Dumbbell shaped

77.
How many electrons can the f sublevel hold?
a)
14
b)
10
c)
6
d)
4
78.

What does the Bohr Model represent?

a)

The structure of molecules

b)

The structure of the Solar System

c)

The structure of an atom

d)

The structure of East Hills

79.

Which element is this?

a)

Nickel

b)

Neon

c)

Sodium

d)

Nitrogen

80.

What is this element?

a)

Beryllium (atomic #4)

b)

Boron (atomic #5)

c)

Carbon (atomic #6)

d)

Nitrogen (atomic #7)

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