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GCA PhySci IA3 Review

Total questions: 93

Worksheet time: 1hrs 16mins

Name
Class
Date
1.
This is a picture of a simple electromagnet. How can the electromagnet be made stronger?
a)
Add more coils of wire to the nail.
b)
Use a smaller battery.
c)
Reverse the poles of the magnet.
d)
Remove all the coils and the nail.
2.
Which of the following is NOT part of an electromagnet?
a)
Wire
b)
Iron
c)
Toothpick
d)
Power source
3.
What would increase the strength of an electromagnet?
a)
Increasing the amount of current flowing through the wire.
b)
Inserting a wooden core inside the coil
c)
Changing the direction of the current
d)
Decreasing the number of coils of wire
4.

I'm thinking of a circuit has more than one loop. When one light goes out, the others stay on.

a)

closed circuit

b)

series circuit

c)

parallel circuit

d)

open circuit

5.
What kind of circuit is this?
a)
series
b)
parallel
6.

What type of circuit is this picture?

a)

parallel

b)

series

c)

open

7.

Use your equation sheet.

What size resistor would produce a 3 Amp current flow with a 12 Volt battery

a)

1 Ohm

b)

3 Ohms

c)

4 Ohms

d)

12 Ohms

8.

Use your equation sheet.

What is the Voltage of a circuit that has a resistance of 5 Ω and a current of 2 A?

a)

25 V

b)

10 V

c)

2.5 V

d)

0.4 V

9.

Use your equation sheet.

If the battery produced 12 Volts what would be the current flow for a 6 Ohm resistor?

a)

2 Amps

b)

0.5 Amps

c)

72 Amps

d)

18 Amps

10.

Which of the following describes the bending of a wave due to its change of speed.

a)

Reflection

b)

Diffraction

c)

Refraction

d)

Dispersion

11.

When a wave front moves through a barrier which is of a width of similar wavelength is referred to as

a)

Reflection

b)

Refraction

c)

Radiation

d)

Diffraction

12.

When waves meet and superpose forming a wave with either a larger or smaller amplitude

a)

Radiation

b)

Interference

c)

Diffraction

d)

Microwaves

13.

What type of interference is occurring in the picture?

a)

Constructive

b)

Destructive

14.

This illustration best depicts which of the following behaviors?

a)

Reflection

b)

Refraction

c)

Diffraction

d)

Resonance

15.
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
16.
When Pressure increases then the Volume must...
a)
Increase
b)
decrease
17.

What type of relationship to pressure and volume have?

a)

direct

b)

inverse

c)

no relationship

18.
What causes pressure?
a)
The walls of the container
b)
The vacuum in the container
c)
The collisions of the particles
d)
Atmospheric pressure acting on the outside walls
19.

A student inflates a balloon with helium then places it in the freezer. The student should expect

a)

the balloon's volume to increase

b)

the balloon's volume to decrease

c)

the balloon's temperature to increase

d)

the balloon's density to decrease

20.

If a hairspray can is heated, what can be expected of the pressure of the gas inside the can?

a)

The pressure will increase

b)

The pressure will decrease

c)

The pressure will remain constant

d)

The pressure will equalize

21.

The number of valence electrons that a neutral atom has determines its

a)

state.

b)

color.

c)

conductivity.

d)

reactivity.

22.
Which of the following would increase the (gas) pressure of a system?
a)
Increase the Temperature
b)
Pump in more gas
c)
Decrease the volume
d)
All of these
23.
The following graph shows ____ relationship. 
a)
Direct
b)
Inverse
24.

In general, the more energy a wave has the greater the amplitude.

a)

True

b)

False

25.

For a wave, the larger the amplitude, the _____ energy the wave carries.

a)

more

b)

less

26.

What characteristics feature of wave is indicated by the letter C on the diagram?

a)

amplitude

b)

loudess

c)

frequency

d)

wavelength

27.

What state of matter does this picture show?

a)

Solid

b)

Liquid

c)

Gas

28.

What is the best definition of temperature?

a)

How hot or cold something is

b)

A measure of how fast the molecules are moving in a sample (on average)

c)

How hot or cold something feels to a person

d)

A measure of the density of a sample

29.

What is happening in this picture of ice melting?

a)

Molecules are speeding up

b)

Molecules are slowing down

30.
Which thing in this picture represents a gas? 
a)
ice cubes
b)
bubbles 
c)
soda
31.
At higher temperatures
a)
particles in an object have less energy
b)
particles in an object move faster
c)
a gas contracts
32.
a)
2
b)
8
c)
3
d)
13
33.

USE THE PERIODIC TABLE

How many valence electrons does sodium (Na) have?

a)

1

b)

11

c)

22.99

d)

34

34.

USE THE PERIODIC TABLE

How many valence electrons does Phosphorus have?

a)

31

b)

5

c)

15

d)

4

35.
Elements in the same column of the periodic table always have the same # of _______ as one another.
a)
Protons
b)
Neutrons
c)
Electrons
d)
Valence Electrons
36.

Use your Periodic Table.

How many valence electrons are found in atoms of group 14?

a)

4

b)

3

c)

14

d)

16

37.

Which elements have the most similar chemical properties?

a)

boron and carbon

b)

oxygen and sulfur

c)

aluminum and bromine

d)

argon and silicon

38.
Valence electrons are: 
a)
Electrons farthest away from the nucleus
b)
Electrons closest to the nucleus
c)
Electrons that just come and go - they don't stay with the atom
d)
Electrons in the second shell
39.

USE THE PERIODIC TABLE

Find the element that has 3 Valence Electrons and 2 energy levels.

a)

Magnesium - Mg

b)

Lithium - Li

c)

Aluminum - Al

d)

Boron - B

40.

USE THE PERIODIC TABLE

Find the element that has 5 Valence Electrons and 4 energy levels.

a)

Arsenic - As

b)

Selenium - Se

c)

Calcium - Ca

d)

Vanadium - V

41.

All atoms are most stable with (or would "prefer") how many electrons in their valence shell?

a)

1

b)

2

c)

8

d)

18

42.

Why are halogens so reactive?

a)

They want to get rid of their only valance electron

b)

They only need one more electron

c)

They are non reactive, they have a full shell

43.

A cation is a ____ ion.

a)

negative

b)

positive

c)

neutral

d)

asynchronous

44.

An anion will be a ____ ion.

a)

negative

b)

positive

c)

neutral

d)

synchronous

45.
Positively Charged Particle
Mass: 1 amu
a)
Proton
b)
Neuton
c)
Electron
d)
Isotope
46.
Neutral Charged Particle
Mass: 1 Amu
a)
Proton
b)
Neutron
c)
Electron
d)
Isotope
47.
Negatively charged Particle
Mass:  Almost Nothing
a)
Protons
b)
Neutrons
c)
Electrons
d)
Isotopes
48.
The total number of Protons and Neutrons.
a)
Mass Number
b)
Atomic Number
c)
Matter
d)
Ion
49.
Number of protons in an atom.
a)
Atomic Number
b)
Mass Number
c)
Isotope
d)
Valence electrons
50.
Electrons in the outermost orbital.
a)
Protons
b)
Neutrons
c)
Valence Electrons
d)
Isotopes
51.
Group on the periodic table that is naturally stable and does not react with other elements.
a)
Nobel Gases
b)
Alkali Metals
c)
Alkaline Earth Metals
d)
Halogens
52.
An atom that has become charged by gaining or losing electrons.
a)
Ion
b)
Isotope
c)
Electron
d)
Valence Electron
53.
Negative ions form when atoms _________ valence electrons.
a)
lose
b)
gain
c)
share
54.
the central region of an atom where its neutrons and protons are is its 
a)
nucleus 
b)
electron cloud
c)
core 
d)
center 
55.

Use your periodic table.

Sodium (Na) ionizes and becomes a _______ cation.

a)

+1

b)

+2

c)

-1

d)

-2

56.

Magnesium (Mg) loses 2 electrons when it ionizes. It ends up with a charge of ______.

a)

+1

b)

+2

c)

-1

d)

-2

57.

Use your periodic table.

Nitrogen (N) forms and ion with a charge of _______.

a)

+3

b)

-3

c)

+2

d)

-2

58.

Oxygen (O) gains 2 electrons when it ionizes to have a charge of ________.

a)

+1

b)

+2

c)

-1

d)

-2

59.

Use your periodic table.

Fluorine ionizes to obtain a charge of ________.

a)

-2

b)

-1

c)

+1

d)

+2

60.
If an atom gains an electron it is a(n)
a)
Positive ion
b)
Negative ion
c)
Isotope
d)
Neutral Atom
61.
An atom's atomic mass comes from its
a)
Nucleus
b)
Electron cloud
c)
Protons
d)
Electrons
62.
Can an atom of Hydrogen have 2 protons?
a)
Yes, because it can be an ion
b)
No, because protons identify the atom
c)
Yes, because it can be an isotope
d)
No, because only neutral atoms exist
63.

If an atom has an equal number of protons and electrons it is a...

a)

Positive cation ion

b)

Negative anion ion

c)

Isotope

d)

Neutral atom

64.

What is the atomic mass of "F" rounded to the nearest whole number.

a)

9

b)

18

c)

17

d)

19

65.
What is the mass of an atom if it has 11 protons, 12 neutrons, and 11 electrons?
a)
22
b)
11
c)
34
d)
23
66.

How many electrons will a neutral atom of Carbon have?

a)

6

b)

12

c)

8

d)

4

67.
a)

Metal

b)

Nonmetal

c)

Metalloid

68.
a)

Metal

b)

Nonmetal

c)

Metalloid

69.
a)

Metal

b)

Nonmetal

c)

Metalloid

70.

Select all properties of METALS.

a)

good conductors of heat and electricity

b)

brittle

c)

malleable and ductile

d)

lustrous

e)

semiconductor

71.

Select all properties of METALLOIDS.

a)

Good conductors of heat and electricity

b)

brittle

c)

shiny and solid at room temperature

d)

semiconductor

e)

low melting point, gases at room temperature

72.

Select all properties of NONMETALS.

a)

good conductors of heat and eletricity

b)

good insulators; poor conductors

c)

brittle

d)

malleable and ductile

e)

form cations or no ions

73.
A person steps out of the boat and onto the dock.  As the person moves forward onto the dock, the boat moves backward.  Which statement best describes the backward motion of the boat as the person steps forward?
a)
For every action there is an equal and opposite reaction.
b)
Every mass exerts a force on every other mass.
c)
An object at rest tends to stay at rest.
d)
Friction opposes the motion of an object.
74.

Use your equation sheet, or just think about how mass and acceleration are related!

A force of 50 N is exerted by both teams. The dogs have a mass of 50 kg and the people have a mass of 100 kg. Which team will have the greater acceleration?

a)

The people accelerate more

b)

The dogs accelerate more

c)

They will both accelerate at the same rate.

75.

What kind of inertia should a dog have to be successful in an agility competition?

a)

high

b)

low

c)

inertia does not affect how easy it is to turn

d)

zero

76.
what type of energy is stored in a battery?
a)
electrical
b)
chemical
c)
thermal
d)
mechanical
77.
Electrical Energy is transferred to _____ Energy.
a)
Thermal
b)
Solar
c)
Electrical
d)
None
78.
Which of these is an example of light energy being transformed into chemical energy?
a)
A glow stick lights up when broken.
b)
Water heated by the sun evaporates.
c)
A plant makes sugar in the sunlight.
d)
A battery causes a buzzer to vibrate.
79.

The picture showing the energy conversion

Chemical → heat

is:

a)
b)
c)
d)
80.

The picture showing the energy conversion

Chemical → light & heat

is:

a)
b)
c)
d)
81.

What is the energy transformation in the picture

a)

Electrical to thermal

b)

Sound to mechanical

c)

Electrical to mechanical

d)

Mechanical to electrical

82.

Use your equation sheet.

A box of 50 Newtons of weight FB is lifted by a 10 N force FA using a lever as shown below.

What is the mechanical advantage of the lever?

a)

0.2

b)

5

c)

60 N

d)

500 N

83.

Use your equation sheet.

Using a lever, Joe is able to lift a 10,000 N car off of the ground with a force of 1000 N. What is the mechanical advantage of the lever?

a)

1

b)

10

c)

0.1

d)

1000

84.

Use your equation sheet.

The mechanical advantage of this inclined plane is...

a)

2.4

b)

3.4

c)

0.416

d)

177 N

85.

Check all true statements about a mechanical wave.

a)

It must have a medium (matter) to move through.

b)

It can travel through outer space.

c)

Their frequency and wavelength are inversely related.

d)

They can refract, reflect, diffract and undergo interference.

e)

They can undergo the Doppler Effect.

86.

Check all true statements about an electromagnetic wave.

a)

It must have a medium (matter) to move through.

b)

It can travel through matter or a vacuum.

c)

Their frequency and wavelength are inversely related.

d)

They can refract, reflect, diffract and undergo interference.

e)

They can undergo the Doppler Effect.

87.

Which group on the Periodic Table represents the halogens?

a)

1

b)

2

c)

17

d)

18

88.

Which group on the Periodic Table represents the alkaline earth metals?

a)

1

b)

2

c)

17

d)

18

89.

Which group on the Periodic Table represents the Nobel gases?

a)

1

b)

2

c)

17

d)

18

90.

Use your equation sheet.

In 3 seconds, the dog covers 15 meters of ground. Find the average speed of the dog.

a)

5 m/s

b)

45 m/s

c)

0.2 m/s

d)

18 m/s

91.

Use your equation sheet.

The dog sped up from 2 m/s to 6 m/s. It took 4 seconds. What is the dog's average acceleration?

a)

1 m/s^2

b)

2 m/s^2

c)

0.5 m/s^2

d)

1.5 m/s^2

92.

Use your equation sheet.

A 3 kg dog exerts 12 newtons of force. At what rate does he accelerate?

a)

4 m/s^2

b)

0.25 m/s^2

c)

36 m/s^2

d)

9 m/s^2

93.

Use your periodic table to find the average atomic mass of Nitrogen (N).

a)

7

b)

5

c)

14.01

d)

21.01

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