Question 1

Which of the following explains accuracy but not precision if the accepted value is 1.900 g.

Accepted Answer

1.000 g, 1.002 g, and 0.999 g

Answer

1.900 g, 1.002 g, and 0.999 g

Answer

1.901 g, 1.899 g, and 1.902 g

Answer

1.902 g, 1.002 g, and 1.500 g

Question 2

How many significant figures are in 4.500 g

Accepted Answer

4

Answer

2

Answer

3

Answer

0

Question 3

If 2.00 g is multipled by 2.0000 g, what is the final answer?

Accepted Answer

4.00 g

Answer

4 g

Answer

4.000 g

Answer

4.0 g

Question 4

If velocity vs. time is graphed, the slope of the line shows...

Accepted Answer

acceleration

Answer

speed

Answer

momentum

Answer

distance

Question 5

If the slope of a graph is speed, what has been plotted?

Accepted Answer

distance vs. time

Answer

acceleration vs time

Answer

speed vs time

Answer

displacement vs distance

Question 6

Definition: the speed at any given moment, speed read on a speedometer

Accepted Answer

instantaneous speed

Answer

momentum

Answer

average speed

Answer

instantaneous velocity

Question 7

Definition: the shortest distance and direction from the starting point

Accepted Answer

displacement

Answer

velocity

Answer

speed

Answer

distance

Question 8

Which of Newton's laws is this?  An object in motion stays in motion unless acted on by an outside/unbalanced force

Accepted Answer

first

Answer

third

Answer

second

Answer

law of conservation

Question 9

Inertia is a ________------

Accepted Answer

resistance to a change in motion.

Answer

speed or velocity

Answer

an unbalanced force

Answer

matter

Question 10

Which of Newton's laws can be applied to find acceleration?

Accepted Answer

second

Answer

first

Answer

third

Answer

law of momentum

Question 11

What is free fall?

Accepted Answer

When an object accelerates only under the influence of gravity

Answer

when there is terminal velocity

Answer

when an object falls

Answer

when air resistance occurs and terminal velocity is reached

Question 12

When adding vectors, the vectors should be connected....

Accepted Answer

1st vector tip to 2nd vector tail

Answer

side by side

Answer

parallel connection

Answer

2nd vector tip to 1st vector tail

Question 13

what is the weight of a 50 g object on planet earth?

Accepted Answer

490 N

Answer

4900 N

Answer

490 kg

Answer

50 N

Question 14

mechanical energy is the sum of ___ and ___ energy

Accepted Answer

potential and kinetic

Answer

elastic and gravitational energy

Answer

wave energy

Answer

mechanics and electrical energies

Question 15

A 5 kg  box resting on the floor is moved 4 m.  what force was applied, if 10 J of work was done?

Accepted Answer

2.5 N

Answer

2 N

Answer

49 N

Answer

50 N

Question 16

A 5 kg  box resting on the floor is moved 4 m.  what is the Normal force, if 10 J of work was done?

Accepted Answer

49 N

Answer

50 N

Answer

5 N

Answer

2.5 N

Question 17

If an 10 kg car is moving at 2 m/s, what is the momentum?

Accepted Answer

20 kgm/s

Answer

20 J

Answer

5 kgm/s

Answer

5 J

Question 18

If a collision is perfectly inelastic, what occurs?

Accepted Answer

kinetic energy decreases

Answer

momentum is not conserved

Answer

kinetic energy remains the same

Answer

kinetic energy increases

Question 19

If 2 waves pass in 10 seconds, what is the period?

Accepted Answer

5 s

Answer

0.2 Hz

Answer

5 Hz

Answer

0.2 s

Question 20

To find the period of a pendulum, one must know the pendulum's ______________

Accepted Answer

length and gravity

Answer

length

Answer

mass

Answer

spring constant and mass

Question 21

The type of circuit in which adding more light bulbs causes the lights to dim

Accepted Answer

series circuit

Answer

electrical circuit

Answer

series-parallel circuit

Answer

parallel circuit

Question 22

when 2 waves constructively interfere, the resulting wave is ____-

Accepted Answer

larger

Answer

smaller

Answer

cancelled

Answer

not effected

Question 23

Are  you excited to be near graduation?

Accepted Answer

yes

Answer

no

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