Physics Final Exam Review Part 1

Question 1

Which of these is true for electric charges, but not for magnetic poles?

Accepted Answer

can exist individually

Question 2

An astronaut dog is floating in space. What quantity is zero for him?

Accepted Answer

weight only

Question 3

What type of wave could be represented by this animation?

Accepted Answer

sound wave

Question 4

Using the diagram below, find the wavelength and amplitude of the pictured wave.

Accepted Answer

λ = 2 m, A = 0.4 m

Question 5

According to Coulomb's Law, if I triple the distance between two charges, the force becomes

Accepted Answer

1/9 as great

Question 6

Which of these is closest to the average speed for the data as given?

Accepted Answer

10 m/s

Question 7

When light passes from a medium with a smaller index to one with a larger index, it

Accepted Answer

bends toward the normal

Question 8

Which of these quantities is a vector?

Accepted Answer

magnetic field

Question 9

Which material will rise in temperature most when 1 kg of it absorbs 1000 J of heat?

Accepted Answer

lead

Question 10

Which of the following would have the largest magnitude for the baseball as shown?

Accepted Answer

impulse of baseball

Question 11

What is the unit for electric potential?

Accepted Answer

volt (V)

Question 12

According to Ohm's Law, what quantity is inversely proportional to resistance?

Accepted Answer

current

Question 13

After a person is shocked by touching a doorknob, the charge on metal and skin will have

Accepted Answer

the same sign

Question 14

Which of Newton's Laws explains why the speed skater slides straight into the cushioned wall?

Accepted Answer

Law of Inertia

Question 15

According to the triboelectric sequence, when a rubber basketball is wiped with a wool cloth,

Accepted Answer

electrons leave the wool and move to the rubber.

Question 16

What is the name of the phase change in which heat is removed from a gas to form a liquid?

Accepted Answer

condensation

Question 17

When objects move in circles, which direction does acceleration point?

Accepted Answer

toward the center

Question 18

What type of wave behavior is being illustrated here?

Accepted Answer

dispersion

Question 19

Which device was not created to protect people from electrocution or electrical fires?

Accepted Answer

switch

Question 20

Look at the thermometer. Which unit measuring a change in temperature is smaller in size?

Accepted Answer

Fahrenheit degree

Question 21

What type of charging explains why a narrow stream of water is attracted to a charged comb?

Accepted Answer

induction

Question 22

In every situation, a scale tells the normal force. When does it also tell the weight?

Accepted Answer

when you are not moving

Question 23

Where is the velocity of a bouncing ball equal to zero?

Accepted Answer

at the top of its motion

Question 24

Which process describes how water transfers heat by mixing hotter layers with cooler ones?

Accepted Answer

convection

Question 25

When would a particle moving in a magnetic field experience a non-zero magnetic force?

Accepted Answer

when the particle is moving perpendicular to the field

Question 26

At which point is the skater's kinetic energy greatest?

Accepted Answer

at the bottom of the loop

Question 27

Which type of visible light has the highest frequency?

Accepted Answer

violet

Question 28

When a bullet hits an apple, what loses momentum?

Accepted Answer

the bullet

Question 29

A battery provides ____ current.

Accepted Answer

direct

Question 30

Magnetic field lines

Accepted Answer

always form closed loops.

Question 31

Which direction would an electron move if placed on the blue dot in this electric field?

Accepted Answer

toward B

Question 32

What is defined as the "push that moves charge through a circuit"?

Accepted Answer

voltage

Question 33

In a parallel circuit, if one bulb is added to the circuit, the other bulbs

Accepted Answer

stay lit with the same brightness

Question 34

Zirconium: atomic no. 40, atomic mass 90, +4 valence. How many electrons does ionized Zr have?

Accepted Answer

36

Question 35

In a series circuit, ___ is constant.

Accepted Answer

current

Question 36

In free fall, an airborne rubber chicken will speed up in each of these situations EXCEPT

Accepted Answer

when it is thrown upward

Physics Final Exam Review Part 1

Questions 36

Physics Final Exam Review Part 1

Questions 36