Physics 2 Final

The Doppler effect is the change in observed frequency due to

the motion of the source or observer

True or false An object that becomes grounded gains neutrons during the grounding process.

False

A wave created by shaking a rope up and down is called a

transverse wave

In physics, a Hertz is a

Unit of frequency

A wave has

Velocity, wavelength, periods and carries energy

Unbroken" waves carry or displace

Energy only

What kind of plate boundary moves back and forth or parallel

Transform

If a battery provides a high voltage, it can ____.

do a lot of work on each charge it encounters

Sound waves in air are a series of

* high and low pressure regions * periodic disturbances * periodic condensations and rarefactions Series of frequency pulses

Current has a direction. By convention, current is in the direction that ___.

+ electrons move

Which of the following is a unit of current?

Amps

What is a trough on a graph?

Lowest point

Light waves are

transverse

How many seismic stations do seismologist need in order to find the epicenter of an earthquake?

3

Which of the following is most often the cause of electricity? Movement of

Electrons

As the sound of a car's horn passes and recedes (goes away) from you, the pitch of the horn seems to

Decrease

In Coulomb's Law, the INVERSE SQUARED part of the law is about which variable's influence on the overall electric force?

Distance

What plate boundary is LEAST likely to create strong earthquakes?

Divergent

Coulomb's Law can be states in equation form as F =k Q1 Q2/d2 If the distance between the objects doubles, what should you do to F to determine the resulting force?

Divide by 4

convection, the warmer Earth's core and cooler crust causes the mantle to make

A circular pattern

Where can you find the wavelength of a graph about waves?

A point to another point

When it comes to electric force, objects that are distantly located to one another will have _________ force.

A smaller

When it comes to electric force, increasing the overall charge of an object causes __________ to the electric force.

An increase

A neutral metal sphere is touched by a negatively charged metal rod. As a result, the sphere will be ____ and the metal rod will be ____.

Both negatively charged

The Q in Coulomb's law equation stands for the

Charge of a charged object

Which of the following causes objects to gain or lose overall charge by rubbing?

Charging by friction

What type of plate boundary creates mountains like the Himalayas and Andes?

Convergent

The boundary type that causes on plate to collide with and sink below another is

Convergent (subduction)

In convection, the Earth's mantle just below the surface or crust will

Cool and sink

An open circuit does not have flow or movement of electrons because, most directly, there is an interference/stopping of

Current

The primary cause of us hearing different pitches and seeing different colors is wave

Frequency

What physics force between the Earth's crust and mantle causes plates to move?

Friction

What is a crest?

Highest point of a wave

Coulomb's Law can be states in equation form as F =k Q1 Q2/d2 If the charge of one of the objects doubles, what should you do to F to determine the resulting force?

Multiples by 2

Coulomb's Law can be states in equation form as F =k Q1 Q2/d2 If the charge of BOTH of the objects doubles, what should you do to F to determine the resulting force?

Multiply by 4

Between which two plates are we most likely to find mountain ranges being formed?

Nazca and South American

When it comes to real life, common circuits, and increase in voltage will directly cause a/an

Increase in current

When work is done on a positive test charge by an external force to move it from one location to another, potential energy _________ (increases, decreases) and electric potential _________ (increases, decreases).

Increase, increase

Between which two plates is there a continent-continent convergent boundary?

Indian and Eurasian

Causing an object to "polarize" by moving electrons without actual touching of a charged object to a neutral object is called charging by

Induction

When a sound source moves towards you, what happens to the wave speed?

It stays the same

The speed of a wave will change when you change the__________ .

Medium it travels gbrough

Which of the following is a unit of resistance?

Ohms

Between which two plates are we most likely to find a transform boundary?

Pacific and North American

The time needed for a wave to make one complete cycle is called its

Period

In a __________ wave, matter vibrates perpendicular to the energy.

Perpendicular

When it comes to making diagrams in the "conventional" way, the movement of ______ is shown.

Protons

____ are the charged parts of an atom.

Protons and electrons

Which are the primary colors of LIGHT?

Red, blue, green

Which of the following converts the kinetic energy of electrons into some other (usable) energy form?

Resistance

The driving force of continental drift is convection. In convection, the Earth's core causes material in the mantle to...

Rise because its warmer

Which of the following would be most likely to transmit sound the best?

Steel in a bridge

Which of the following is true about the electrical circuit in your flashlight?

The battery supplies energy that raises charge from low to high voltage

What is the equilibrium?

The middle line

Polarized lenses are use in sports, fishing, and other events to make objects a pear more "clear". How do they achieve this more "clear" vision?

The only let light waves through that are on a single plane (like vertical)

This plate boundary is also called a "slip-strike" and creates earthquakes but not mountains.

Transform

Electromagnetic waves tend to be

Transverse waves

Electric potential of a system or object is measured as

Voltage

Which of the following is the unit of potential energy in an electric circuit?

Volts

Who formed the foundations for the Theory of Continental Drift

Wagner

The distance between successive identical parts of a wave is called its

Wavelength

With a spectroscope, a scientist looks at an object that is burning hydrogen. She sees 4 lines and is familiar with the pattern of those lines. If the object is moving towards her, compared to a stationary object, those four lines will

Will shit towards blue

A conductor differs from an insulator in that a conductor ________.

can become charged and an insulator cannot

Electrical forces ____.

can cause objects to attract or repel each other

A neutral metal sphere is touched by a negatively charged metal rod. During the process, electrons are transferred from the _____ to the _____ and the sphere acquires a _____ charge.

charged rod, neutral sphere, negative

The uniform distribution of charge is explained by the fact that ____.

excess electrons from the rest of the sphere are attracted towards the excess protons

When two or more waves are at the same place at the same time, the resulting effect is called

interference pattern

Sound is an example of a

longitudinal wave

Which are the primary pigment colors?

magenta, cyan, yellow

Compared to the speed of a light, sound travels

slower

Which of the following is NOT an electromagnetic wave?

sound

As the frequency of the waves is doubled... the wavelength___ and the speed is ___

the wavelength is halved and the speed remains constant