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WorksheetsQ1_PHYSICS_REVIEW QUESTIONS
Total questions: 70
Worksheet time: 5hrs 5mins
How many significant figures are there in the 0.034070 cm thickness of paper?
5 SF
6 SF
7 SF
4 SF
Round off 0.010229 into two and four significant figures, respectively.
0.010 and 0.01023
0.010 and 0.01022
0.0102 and 0.01022
0.01 and 0.1022
What is 0.000328 rounded to 1 significant figure?
0.000
0.0003
0.003
0.00030
Which of the following has the least number of significant digits?
There are about 4100 parents who attended the orientation.
There are 2000.00 native tree seedlings are planted in Mt. Kan-irag.
The traveling distance from home to STC is 0.00005780 km.
There are 195.00 days more to go before the school year ends.
How would you write 0.00051370 into correct scientific notation?
5.13 x 104
5.14 x 10-4
5.14 x 10-5
5.13 x 105
What is the equivalent value of -40.34 x 10-3 mm in standard form?
-40,340 mm
-40,340 mm
-0.04034 mm
-0.004034 mm
Which of the following does NOT equal to 0.63 x 10-3?
6.30 x 10-4
0.63 x 10-3
0.0063 x 10-2
0.063 x 10-2
How would you write -5.6 x 10-3 in standard form?
-0.0056
-5, 600
0.00056
0.0056
How would you write 0.000550 in scientific notation?
5.5 x 10-4
50 x 105
5.50 x 10-4
0.5 x 103
A bicycle has a speed of 6 m/s. What is its speed in km/hr.? (1 km=1000 m)
1.67 km/hr
21.60 km/hr.
21.6 km/hr.
16.67 km/hr.
How many gallons is a 44 oz. drink? (1 gallon = 128 oz.)
0.3437 gal
3.44 x 10-1 gal
3.43 x 10-1 gal
0.343 gal
Which of the following statements is false?
63 miles is lesser than 143 km
45 kg is greater than 4500 g
0.45 Liter is lesser than 450 mL
40000 mg is greater than 4 g
The density of an object is 66 g/mL. Convert that into lbs./oz.1(1 oz. = 29.574 mL; 1 kg = 2.205 lbs.)
4.3 lbs./oz.
0.430 x 10-1 lbs./oz.
0.430 x 10-1 lbs./oz.
4.30 lbs./oz.
If you are given the two sides that are not the hypotenuse, which trigonometric function should you use?
Cotangent
Cosine
Tangent
Sine
If you are given the hypotenuse and an opposite leg, which trigonometric function should you use?
Cosine
Cotangent
Sine
Tangent
If you are given the hypotenuse and an adjacent leg, which trigonometric function should you use?
Cosine
Cotangent
Sine
Tangent
What are the three sides with respect to the angle A given?
Hypotenuse = 5; Adjacent Leg = 3; Opposite Leg = 4
Hypotenuse = 5; Adjacent Leg = 4; Opposite Leg = 3
Hypotenuse = 3; Adjacent Leg = 5; Opposite Leg = 4
Hypotenuse = 4; Adjacent Leg = 3; Opposite Leg = 5
What is the value of d?
2.33 x 101 m
19.50 m
23.31 m
18.88 m
What is the value of x?
53.130
3.69 x 101 degrees
36.870
5.31 x 101 degrees
What is the y component of the vector given in the diagram below?
43.31 m/s
2.50 x 101 m/s
4.33 x 101 m/s
25 km/s
What is the x component of the vector given in the diagram below?
4.33 x 101 m/s
2.50 x 101 m/s
43.30 m/s
25 km/s
John is running 20 m heading towards west, stops for rest, and walks in the same direction for about 12, 560.877 cm. How far is John from his starting point?
145.61 cm
14,560.87 m
145.60 m
14,560.88 cm
If a boomerang is thrown 20 m in a straight line and returns exactly to the spot it was thrown, what is its resultant vector?
0 m
20 m
-20 m
40 m
Which physical quantity is both derived and scalar?
speed
force
displacement
velocity
Which of the following motion descriptors doesn't belong to the group?
distance
acceleration
displacement
velocity
What are the standard units of displacement, velocity, and acceleration, respectively?
m, m/s, m/s2
km, km/hr, m/s2
m, m/s2, mi
km, m/s, m/s2
Which of the following best describes motion?
motion is any physical movement which covers displacement over a period of time
motion is the movement of an object at a particular time
motion is when an object covers a certain distance over a period of time
motion is any movement taken by an object relative to a reference point
Which statements below that BEST describes velocity
it describes how fast an object is moving
it describes the rate and the direction of the object’s motion
it describes the change in speed over a period of time
it describes how fast/how slow an object is moving
Which statement describes displacement?
it describes how far an object has travelled from its starting position
it describes how far an object has travelled
it describes how fast an object is moving
it describes how velocity changes over a period of time
Which of the following statements BEST describes acceleration?
it describes how fast or how slow an object is moving
it describes the rate of change of the velocity of an object with respect to time
it describes how an object slows down, speeds up, or change direction
it describes how velocity changes over time
Ray runs 30 mi North, 30 mi West, and then 30 mi South. Which of the following statements is incorrect?
Ray is 30 miles away from his initial position, due west.
Ray travelled a total displacement of 30 miles.
Ray travelled a total distance of 90 miles.
Ray is 30 miles away from his initial position.
Jenny runs exactly 2 laps around a 15m radius track in 3 min. Which of the following statements is true?
Jenny has an average speed of 1.05 m/s.
Jenny traveled a total displacement of 94.2 meters.
Jenny traveled a total distance of zero meter.
Jenny has an average velocity of 0.52 m/s.
a) A car going around Fuente circle at a constant speed is accelerating.
b) A car slowing down while making a left turn is not accelerating.
the 1st statement is false, the 2nd statement is true
the 1st statement is true, the 2nd statement is false
both statements are false
both statements are true
a) If a car moves with constant velocity, it also moves with constant speed.
b) If a car moves with constant speed, it also moves with constant velocity.
the 1st statement is false, the 2nd statement is true
the 1st statement is true, the 2nd statement is false
both statements are false
both statements are true
a) A car can change its velocity without changing its speed.
b) A car can change its speed without changing its velocity.
the 1st statement is false, the 2nd statement is true
the 1st statement is true, the 2nd statement is false
both statements are false
both statements are true
a) A body is accelerating if it has constant speed but changing direction.
b) A body is accelerating if it has constant direction, but changing speed.
the 1st statement is false, the 2nd statement is true
the 1st statement is true, the 2nd statement is false
both statements are false
both statements are true
a) A car changing lanes at a constant speed is not accelerating.
b) A car speeding up in an effort to beat the red light is accelerating
the 1st statement is false, the 2nd statement is true
the 1st statement is true, the 2nd statement is false
both statements are false
both statements are true
a) A car traveling at a constant speed and direction is accelerating.
b) A car traveling at a constant velocity is accelerating
the 1st statement is false, the 2nd statement is true
the 1st statement is true, the 2nd statement is false
both statements are false
both statements are true
a) A body is accelerating if it has constant speed but changing direction.
b) A body is accelerating if it has constant direction, but changing speed.
the 1st statement is false, the 2nd statement is true
the 1st statement is true, the 2nd statement is false
both statements are false
both statements are true
a) If an object has zero velocity, it follows that it has zero acceleration.
b) If an object has zero acceleration, it follows that it has also zero velocity.
the 1st statement is false, the 2nd statement is true
the 1st statement is true, the 2nd statement is false
both statements are false
both statements are true
An aircraft is flying at 400 km/hr., 300 N of W in still air. The wind is blowing at 20 km/hr., 100 E of N. What is the value of the y-component of vector A?
200 km/hr., North
346.41 km/hr., West
3.47 km/hr., East
19.70 km/hr., North
An aircraft is flying at 400 km/hr., 300 N of W in still air. The wind is blowing at 20 km/hr., 100 E of N. What is the value of the x-component of vector B?
200 km/hr., North
346.41 km/hr., West
3.47 km/hr., East
19.70 km/hr., North
An aircraft is flying at 400 km/hr., 300 N of W in still air. The wind is blowing at 20 km/hr., 100 E of N. What is the value of the x-component of the resultant vector?
342.94 km/hr., W
219.70 km/hr., N
349.88 km/hr., W
180.30 km/hr., N
An aircraft is flying at 400 km/hr., 300 N of W in still air. The wind is blowing at 20 km/hr., 100 E of N. What is the magnitude of the resultant vector?
4.07 x 101 km/hr.
4.07 x 102 km/hr.
4.08 x 101 km/hr.
4.08 x 102 km/hr.
An aircraft is flying at 400 km/hr., 300 N of W in still air. The wind is blowing at 20 km/hr., 100 E of N. What is the angle and the direction of the resultant vector?
32.640 N of W
32.650 N of W
32.640 W of N
32.650 W of N
A racer accelerates from rest at a constant rate of 2.57 m/s2. What is the initial velocity of the racer?
2 m/s
6 m/s
4 m/s
0 m/s
A racer accelerates from rest at a constant rate of 2.57 m/s2. How fast will the racer be going at the end of 6 seconds?
1.54 x 101 m/s
1.5 x 101 m/s
15.42 x 101 m/s
1.542 x 10-1 m/s
A racer accelerates from rest at a constant rate of 2.57 m/s2. How far has the racer traveled after 6 seconds?
46.26 x 101 m
4.63 x 101 m
4.63 x 102 m
4.626 x 10-1 m
Jonnie is riding on his scooter at a velocity of 80 km/hr when he sees an old woman crossing the road 45 m away. He immediately steps hard on the brakes to get the maximum deceleration of 8.5 m/s2. What is the initial velocity and final velocity of Jonnie, respectively?
0 m/s and 0 m/s
22.22 m/s and 0 m/s
22.22 m/s and 22 m/s
0 m/s and 22.22 m/s
Jonnie is riding on his scooter at a velocity of 80 km/hr when he sees an old woman crossing the road 45 m away. He immediately steps hard on the brakes to get the maximum deceleration of 8.5 m/s2. How far will Jonnie go before stopping?
1.30 x 101 m
29.0 x 101 m
2.90 x 101 m
1.31 x 101 m
Jonnie is riding on his scooter at a velocity of 80 km/hr when he sees an old woman crossing the road 45 m away. He immediately steps hard on the brakes to get the maximum deceleration of 8.5 m/s2. How long did it take for Jonnie to stop his scooter?
2.61 s
2.60 s
- 2.61 s
- 2.60 s
A car starts from rest and accelerates uniformly over a time of 5.22 seconds for a distance of 119.56 m. At what rate did the car speed up?
45.80 m/s2
45.81 m/s2
8.77 m/s2
8.78 m/s2
A car starts from rest and accelerates uniformly over a time of 5.22 seconds for a distance of 119.56 m. How fast did the car go after 5.22 seconds?
45.77 m/s2
45.83 m/s
45.77 m/s
45.83 m/s2
Judi walks 8.45 m north, 40 m west, and then 40 m south in just 5.30 minutes. How far did Judi walk?
88.45 m
50.94 m
50.95 m
86 m
Judi walks 8.45 m north, 40 m west, and then 40 m south in just 5.30 minutes. How far is Judi from her initial position?
50.94 m, 38.260 S of W
50.95 m, 38.260 S of W
50.94 m, 38.260 W of S
50.95 m, 38.260 W of S
Judi walks 8.45 m north, 40 m west, and then 40 m south in just 5.30 minutes. How fast did Judi walk in 5.30 minutes?
0.27 m/s
0.28 m/s
0.16 m/s
0.17 m/s
Karlo walks to a friend’s house. He walks 750 meters North, then realizes he walked too far. He turns around and walks 250 meters South. The entire walk takes him 2.18 minutes. What is his average speed?
7.64 m/s
7.65 m/s
3.82 m/s
3.83 m/s
Karlo walks to a friend’s house. He walks 750 meters North, then realizes he walked too far. He turns around and walks 250 meters South. The entire walk takes him 2.18 minutes. What is his average velocity?
7.64 m/s, North
7.65 m/s, South
3.82 m/s, North
3.82 m/s, South
How long would it take for Dan to bring his bicycle to a complete stop if he is moving at a rate of 13.5 m/s and is decelerating at 2.04 m/s2?
6.61 s
6.62 s
-6.61 s
-6.62 s
How far would it take for Dan to bring his bicycle to a complete stop if he is moving at a rate of 13.5 m/s and is decelerating at 2.04 m/s2?
45 m
44 m
43 m
42 m
At an airport an aircraft moves from the terminal building to the end of the runway in 37 minutes. What is the total distance travelled and the magnitude of the velocity of the aircraft?
400 m & 0.18 m/s
400 m & 0.36 m/s
800 m & 0.18 m/s
800 m & 0.36 m/s
A grab delivery rider on his motorcycle is traveling at 15 m/s, starts to decelerate steadily. It comes to a complete stop in 10 seconds. What is its acceleration?
-1.5 m/s2
-1.50 m/s2
1.5 m/s2
1.50 m/s2
A fish swimming at a constant speed of 0.5 m/s suddenly notices a shark appear behind it. Five seconds later, the fish is swimming in the same direction at a speed of 2.5 m/s. Calculate the fish’s acceleration?
0.4 m/s2
0.40 m/s2
-0.4 m/s2
-0.40 m/s2
Jully started ice-skating from rest at the Lloyd Center. What is her final velocity if she accelerates at a rate of 2.0 m/s2 for 3.5 seconds?
7 m/s
7 m/s2
7.0 m/s
7.0 m/s2
The elevators in the Landmark Tower, in Yokohama, Japan are among the fastest in the world. They accelerate upward at 3.125 m/s2 for 4.0 s to reach their final speed. If these elevators start from rest, what is their final speed?
12.5 m/s
12.5 m/s2
12.50 m/s
12.50 m/s2
An airplane accelerates in a runway at 3.25 m/s2 for 35.8 s until is finally lifts off the ground. Determine the distance traveled before takeoff.
2082.67 𝑚
2082.66 𝑚
58.17 m
58.18 m
A race car accelerates uniformly from 18.5 m/s to 46.11 m/s in 2.57 seconds. At what rate did the race car speed up?
10.74 m/s
10.74 m/s2
-10.74 m/s
-10.74 m/s2
A race car accelerates uniformly from 18.5 m/s to 46.11 m/s in 2.57 seconds. How far did the race car travel?
83.04 m
83.05 m
1.28 m
1.29 m
Ben is waiting at a stoplight. When it finally turns green, Ben accelerated from rest at a rate of a 6.00 m/s2 for a time of 4.10 seconds. Determine the displacement of Ben's car during this time period.
50.43 km
12.30 m
0.05043 km
12.30 km
A bike accelerates uniformly from rest to a speed of 7.10 m/s over a distance of 39.35 m. Determine the acceleration of the bike.
0.64 m/s
0.64 m/s2
0.090 m/s
0.090 m/s2
