Honors Physics Semester 1 Final Review Guide
Name_______________
Conversions
1) Convert 890.0 cm to meters
__________________________
2) Convert 5,480.0 mm to meters
__________________________
3) Convert 5 minutes into seconds
__________________________
4) Convert 12 km into meters
__________________________
5) Convert 2 hours into seconds
__________________________
Kinematics
6) A train leaves the station and travels 500m in 3 minutes. What is the average velocity of the
train during that period?
7) In a thunderstorm, you hear a crack of thunder 4 seconds after the lightning flash in the sky
directly overhead. If the speed of sound in the air is 340 m/s, how high are the clouds?
8) A jet plane reaches a cruising speed of 220 m/s in 10 minutes from a takeoff speed of 45 m/s.
What was its acceleration during this interval?
9) A stone is thrown vertically upward with an initial speed of 8 m/s. How high will the stone
rise? How long will it take the stone to return to the ground after it is thrown?
Projectiles
10) The projectile below has an initial velocity of 15 m/s and is launched at a 50 degree angle.
Label the initial velocity, final velocity, range, hmax , and the Vy at hmax
11) The projectile above has an initial velocity of 15 m/s and is launched at a 50 degree angle.
Calculate the Vx, Vy, Vf, hmax, acceleration and range.
12) A penny is dropped from a building 40 m tall. How long does it take to hit the ground?
(neglecting air resistance)
13) Mr. Gattone ninja kicks a ball horizontally off a 20 m cliff with an initial velocity of 10 m/s.
Find the Vx, Vy, at the bottom of the cliff along with the time of flight.
14) A projectile's velocity is constant in the _______ direction while the velocity in the
________ direction changes.
15) A ball is launched at a 25 degree angle, what other angle will achieve the same range?
Graphing
16) The slope (rate of change) of a position vs time graph graph represents _________________.
17) The slope (rate of change) of a velocity vs time graph represents ______________________.
18) The area under a velocity vs time graph represents ______________________.
19) The area under an acceleration vs time graph represents ______________________.
Use the graph above for questions 18-21
20) Find the average acceleration from 12-15 seconds.
21) What is the velocity at 9 seconds?
22) Find the displacement from 0-5 seconds.
23) Create a position vs time graph for 0-15 seconds.
24) Draw the graphs for the following relationships:
a) Direct
b) Inverse
25) Construct a graph for the following conditions:
a) No slope
b) positive constant slope
slope
c) parabolic
c) positive increasing
Vectors
26) Besides units Vectors must have _____________ and ______________ while Scalars must
have only ____________.
27) A pirate ship is traveling due north at 55 m/s encounters a wind blowing due east at 20 m/s.
What is the ship’s resultant velocity and direction?
28) The Millennium Falcon is traveling 350 m/s at 60 degrees North of East. Find the North and
East components of this amazing space ship.
Optics
29) Draw the following: Include the object
a) Converging Mirror
b) Diverging mirror
c) Concave mirror
d) Convex mirror
c) Concave Lens
d) Convex Lens
30) Draw the following: Include the object
a) Converging Lens
b) Diverging Lens
31) As light goes from a more dense medium to a less dense medium it
bends______________the normal.
32) As light goes from a less dense medium to a more dense medium it
bends_______________the normal.
33) What is the critical angle? When does it occur? What is the equation to find the critical
angle?
34) Where must the object be located to meet the following conditions
Mirrors
Larger
Smaller
Same
Real
Virtual
35) Where must the objects be located to meet the following conditions
Lenses
Larger
Smaller
Same
Real
Virtual
36) State the Law of Reflection.
37) Draw an angle of incidence of 70 degrees as measured from the normal, draw and calculate
the angle of reflection.
38) Name 3 characteristics of images produced in a plane mirror.
39) The normal makes what angle with the surface?
40) Write Snell’s Law
41) What is the speed of light in a vacuum? In water?
42) Measure the angle of incidence, then calculate and draw in the angle of refraction.
43)Find the angle that the light ray leaves the situation below.
44) A 5 cm tall Mr. Pelz bobblehead doll is placed 20 cm from a concave mirror which a radius
of curvature of 30 cm. Find where the image is located, the size of the image and if it is real or
virtual.
45) For the following 30, 60, 90 triangle, find the angle at which the light ray leaves the Lucite
and enters air.
Waves
46) Describe the motion of a wave at the nodes.
47) Describe the motion of a wave at the antinodes.
48) In 10 seconds 40 waves pass by a stationary point. Two of the waves are measured to be 20.0
cm long.
a) Find the time needed for 1 wave to occur.
b) Find the frequency.
c) Find the wavelength.
d) Find the velocity.
e) If the frequency is changed to 2 Hz, what is the new wavelength.
49) When a wave goes from a more dense medium to a less dense medium, what happens to the
following:
a) Amplitude
b) Wavelength
c) Velocity
d) Frequency
50) A wave is traveling at 30 m/s in a ripple tank. What is the velocity if:
a) Frequency is doubled
b) Wavelength is cut in half
c) Amplitude is tripled
51) An example of a transverse wave is_________________ and a longitudinal wave
is___________.
52) What is the Doppler Effect?
53) If an open tube is 1.2 m long, find the frequency and wavelength for the first 4 harmonics
assuming the velocity is 340 m/s.
54 )Describe the particle motion compared to the wave motion for the following waves:
a) transverse
b) sound
c) electromagnetic
d) longitudinal
e) Light
55) What type of interference is shown below? Draw the resultant wave when they meet. Then
draw the wave after they have passed through each other.
56) What is diffraction? Give an example of diffraction.
Answer Key
1) 8.900 m
2) 5.4800 m
3) 300 seconds
4) 12,000 m
5) 7200 seconds
6) v = 2.78 m/s
7) d =1360 m
8) a = .29 m/s2
9) d= 3.28 m
t = 1.63 seconds
10)
11) Vx = 9.64 m/s Vy = 11.5 m/s
Vf = 15 m/s range = 22.6m a=9.8m/s2 hmax = 6.75m
12) t = 2.86 seconds
13) Vx = 10 m/s
Vy = 19.8 m/s
t = 2.02 seconds
14) x ; y
15) 65 degrees
16) velocity
17) acceleration
18) displacement
19) change in velocity
20) -2 m/s2
21) 4 m/s
22) 10 m
23)
24)
25)
26) magnitude, units ; magnitude
27) 58.5 m/s @ 20 degrees East of North
28) y = 303 m/s
x = 175 m/s
29)
30)
31) away
32) towards
33) angle at which light will reflect instead of refract; when going more to less dense,
critical angle = sin-1(n2/n1)
34)
35)
36) angle of incidence = angle of reflection
37) angle of reflection = 70 degrees
38) virtual, di=do, upright, same size
39) 90 degrees
40) n1sin∅ 1 = n2sin∅ 2
41) 3.0 x 108 m/s
2.26 x 108 m/s
42)
43)
44) di = 60 cm
hi = -15cm
Virtual
45)
46) no motion
47) max motion
48) a) .25 seconds
b) 4 hz
c) 10 cm
d) 40 cm/s
e) 20 cm
49) a) decrease
b) increase
c) increase
d) same
50) a) 30 m/s
b) 30 m/s
c) 30 m/s
51) Light, Sound
52) the apparent change in frequency due to the relative motion of the observer and the source
53) f1 = 141.7 Hz
f2 = 283.3 Hz f3 = 425Hz
f4 = 566.7 Hz
ℷ 1 = 2.4 m
ℷ 2 = 1.2 m
ℷ 3 = .8 m
ℷ 4 = .6 m
54) a) perpendicular b) parallel
c) perpendicular
d) parallel
e) perpendicular
55)
56) The bending of waves as they pass through or around a barrier. Wave breaks
57) 10 N
58) 80 N
Mr. Connell’s hand
59) The law of inertia (an object’s resistance to change); An unbalanced force causes a mass to
accelerate; forces come in pairs (action reaction)