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Physical Science 2nd Midterm Review

Total questions: 28

Worksheet time: 29mins

Name
Class
Date
1.

The atomic number identifies the number of __________.

a)

electrons

b)

atoms

c)

protons

d)

neutrons

2.

What is matter?

a)

anything that you can see

b)

anything that has gravity

c)

anything that has mass and volume

d)

anything that can move

3.

How would you separate a homogeneous mixture of seawater?

a)

filtration

b)

distillation

c)

sieving

d)

weathering

4.

A metal being malleable is an example of a _____________

a)

physical property

b)

visible property

c)

real property

d)

chemical property

5.

H2SO4 is an example of which type of material?

a)

compound

b)

element

c)

solution

d)

mixture

6.

According to the gas laws, if we decrease the temperature of a gas in a balloon what will happen to that gas?

a)

nothing

b)

the volume will increase

c)

the volume will decrease

d)

the number of particles will decrease

7.

Which is unlikely to contain plasma?

a)

a star

b)

a neon light

c)

a glass of water

d)

a lightning bolt

8.

There are 3 naturally occurring isotopes of carbon. Which of the following describes the relationship of these isotopes?

a)

same mass, different atomic number

b)

same mass, same atomic number

c)

different mass, different atomic number

d)

different mass, same atomic number

9.

Which of the following statements is wrong?

a)

a proton is made up of 3 quarks

b)

a neutron is made up of 3 quarks

c)

an electron is made up of 3 quarks

d)

there are 6 different quarks identified

10.

What is the most common state of matter in the universe?

a)

solid

b)

liquid

c)

gas

d)

plasma

11.

X is a substance made of only one type of atom. What type of matter is this?

a)

homogeneous mixture

b)

compound

c)

element

d)

heterogeneous mixture

12.

If only some light is able to pass through an object, then how is that material described?

a)

Opaque

b)

Translucent

c)

Transparent

d)

Absorbent

13.

What type of lens is used to correct farsightedness?

a)

Convex lens

b)

Flat lens

c)

Concave lens

d)

Plane lens

14.

What type of mirror is used in a spotlight?

a)

Concave mirror

b)

Convex mirror

c)

Flat mirror

d)

Plane mirror

15.

Which describes the image formed by a convex mirror?

a)

Real

b)

Enlarged

c)

Inverted

d)

Virtual

16.

Which can form an enlarged image?

a)

Convex mirror

b)

Concave mirror

c)

Plane mirror

d)

Concave lens

17.

A fluids resistance to flow is known as what?

a)

Fluidity

b)

Viscosity

c)

Thickness

d)

Speed

18.

Which of the following is NOT an assumption of kinetic theory?

a)

All matter is composed of tiny particles

b)

The particles lose a lot of energy through collisions

c)

The particles collide with each other

d)

The particles are in constant random motion

19.

Using Pascal's principle, a hydraulic lift is used to lift a car of weight 30,000 N on a 10 m2m^2  platform. What force needs to be exerted on a 1  m2m^2  piston to lift the car?

a)

300 N

b)

300,000 N

c)

30,000 N

d)

3,000 N

20.

A balloon with volume 10 L at 25 C is cooled slowly to - 20 C. What will its new volume be?

a)

8.5 L

b)

12.5 L

c)

11.8 L

d)

8 L

21.

For Boyle's law to be true what two quantities must remain constant?

a)

pressure and volume

b)

volume and temperature

c)

amount of gas and temperature

d)

amount of gas and pressure

22.
What does Boyle's law relate to?
a)
Temperature and Volume
b)
Volume and Pressure
c)
Temperature and Pressure
23.
When the temperature of matter increases the particles...
a)
speed up and move closer
b)
speed up and move farther apart
c)
slow down and move closer together
d)
slow down and move farther apart
24.
Which container will have a lower pressure?
a)
left
b)
right
c)
they both have the same pressure
d)
I don't know
25.
In order to convert to Kelvin, you add ______ to the Celsius measurement.
a)
372
b)
273
c)
237
d)
732
26.
You have a gas that has a pressure of 2 ATM and a volume of 10L.  What would be the new volume if the pressure was changed to 1 ATM?
a)
5 L
b)
20 L
c)
It would stay at 10L
d)
1 L
27.
A sample of gas with a volume of 30.0 mL at 25.0oC is heated to 50.0oC.  What is the new volume of the gas?
a)
60.0 mL
b)
15.0 mL
c)
27.5 mL
d)
32.5 mL
28.
Determine the initial temperature of a random gas when the initial volume is 2.2 L and it is cooled to 88K with a volume of 0.85 L. 
a)
0.029 K
b)
0.021 K
c)
227.76 K
d)
34 K

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