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Final Exam Formative

Last updated almost 5 years ago

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The particles of a solid are

Spread apart

Tightly packed together

Loosley packed together

The particles of a liquid are

Loosly packed together

Spread Apart

Tightly pakced together

The particles of a gas are

Tightly packed together

Loosly packed together

Spread apart

Temerature is a meausre of what?

The average kinetic energy of all the molecules in a system.

The total energy of a system.

The transfer of thermal energy from a high temperature to a low temperature. 

Heat is defined as what?

The average kinetic energy of all the molecules in a system.

The total energy of a system.

The transfer of thermal energy from a high temperature to a low temperature. 

Thermal energy is defined as what?

The average kinetic energy of all the molecules in a system.

The total energy of a system.

The transfer of thermal energy from a high temperature to a low temperature. 

Thermal energy will always travel from a _________ temperature to a ___________ temperature.

Low, High

High, Low

Thermal energy is not dependent on temperature.

What is conduction?

Transfer of energy through direct contact.

Transfer of energy through the movement of molecules in a liquid or gas. 

Transfer of energy through waves.

What is radiation?

Transfer of energy through direct contact.

Transfer of energy through the movement of molecules in a liquid or gas. 

Transfer of energy through waves.

What is convection?

Transfer of energy through direct contact.

Transfer of energy through the movement of molecules in a liquid or gas. 

Transfer of energy through waves.

Which of the following is the best example of a thermal conductor?

Plastic spoon

Wooden spoon

Metal spoon

Which of the following is the best example of a thermal insulator?

Plastic spoon

Wooden spoon

Metal spoon

What are the two types of mechanical waves?

Seismic

Longitudinal 

Sound

Transverse

What do all mechanical waves need in order to travel?

Space

A Medium

Amplitude

How do the particles of a longitudinal wave move compared to the direction of the wave?

Parallel

Perpendicular

How do the particles of a transverse wave move compared to the direction of the wave?

Parallel

Perpendicular

How is the amplitude of a wave calculated?

Crest to Trough

Crest to Crest

Rest to Crest

Node to Node

How do you measure the wavelength of a transverse wave? (Mark all that apply)

Crest to Trough

Crest to Crest

Crest to Rest

Trough to Trough

Node, skip a node, node

Define the frequency of a wave.

The length of a wave

How much energy a wave has

Number of waves per unit of time

The height of a crest/trough 

What happens to the length of a wave if the frequency is decreased?

Wavelength will increase

Wavelength will decrease

Wavelength will remain constant

Wavelength has nothing to do with frequency

Sound is an example of a ______________ wave.

Longitudinal 

Transverse

Can sound travel in space?

Yes

No

What characteristic of sound is associated with amplitude?

Pitch

Loudness (Volume)

What characteristic of sound is associated with frequency?

Pitch

Loudness (Volume)

What medium does sound travel the fastest through?

Solid

Liquid

Gas

What color of the visible light spectrum has the longest wavelength and the lowest frequency?

Red

Orange

Yellow

Green

Blue

Indigo

Violet

Which part of the electromagnetic spectrum has the highest frequency and shortest wavelength?

Radio Waves

Microwaves

Infrared 

Visible Light

Ultraviolet

X-Ray

Gamma Ray

Which part of the electromagnetic spectrum has the highest energy?

Radio Waves

Microwaves

Infrared 

Visible Light

Ultraviolet

X-Ray

Gamma Ray

Which seismic wave arrives first?

P-Wave

S-Wave

Surface Wave

What is the charge of an electron?

Positive

Negative

Neutral

What is the charge of a proton?

Positive

Negative

Neutral

What is the charge of a neutron?

Positive

Negative

Neutral

Where is a neutron located?

Inside the nucleus

Outside the nucleus

Where is an electron located?

Inside the nucleus

Outside the nucleus

Where is a proton located?

Inside the nucleus

Outside the nucleus

If an atom has 10 protons, 12 electrons, and 10 neutrons, what the is the overall charge of the atom?

+2

-2

10

0

If an atom has 23 protons, 21 electrons, and 23 neutrons, what the is the overall charge of the atom?

+2

-2

23

0

If an atom has 46 protons, 46 electrons, and 46 neutrons, what the is the overall charge of the atom?

+2

-2

46

0

What charge(s) will attract a negative charge? (Mark all that apply)

Negative

Positive

Neutral

What charge(s) will repel a positve charge? (Mark all that apply)

Negative

Positive

Neutral

What charge(s) will repel a neutral charge? (Mark all that apply)

Negative

Positive

Neutral

Neutral charges aren't strong enough to repel one another

Which subatomic particle is transferred from one atom to another?

Protons

Neutrons

Electrons

If an atom gains electrons, what charge does it become?

Postive

Negative

If an atom loses electrons, what charge does it become?

Postive

Negative

What are 2 ways to increase the force of attraction/repulsion?

Increase Distance

Decrease Distance

Increase Charge

Decrease Charge

What does the symbol V represent in the V=IR equation?

Resistance

Current

Voltage

Power

What does the symbol R represent in the V=IR equation?

Resistance

Current

Voltage

Power

What does the symbol I represent in the V=IR equation?

Resistance

Current

Voltage

Power

What does the symbol P represent in the P=IV equation?

Resistance

Current

Voltage

Power

What are the units for voltage?

Ohms

Amps

Volts

Watts

What are the units for resistance?

Ohms

Amps

Volts

Watts

What are the units for current?

Ohms

Amps

Volts

Watts

What are the units for power?

Ohms

Amps

Volts

Watts

What direction does charge always flow?

Positive to Negative

Negative to Positive

Completely Random

What is the polarity of the North Pole?

Magnetic North

Magnetic South

In what direction does the magnetic field always travel?

From South to North

From North to South

Completely Random

Magnetism is the greatest at which point of the magnet?

At the middle

Near the ends

Near the middle

At the ends