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WorksheetsSUMMATIVE QUIZ IN PHYSICS
Total questions: 46
Worksheet time: 33mins
A student measured the length of the table using a ruler and measured 36 inches. What will be the length of the table in feet?
1 foot
2 feet
3 feet
4 feet
What is defined as to how close a given set of observation are to their true value?
Accuracy
Distance
Precision
Velocity
Which of the following is an example of Systemic error?
Gross error
Indeterminate
Instrumental
Random
What is calculated by taking the average of squared deviations from the mean?
Acceleration
Speed
Variance
Velocity
What quantity contains magnitude, a unit, and a direction?
Distance
Displacement
Scalar
Vector
What is the sum of 2 vectors with individual measurements of 5 meters East and 2 meters East?
5 m, E
6 m, E
7 m, E
8 m, E
If another vector with 3 meters West is added to 7 meters East, what will be the sum of the vectors?
4 m, E
5 m, E
6 m, E
7 m, E
Pythagorean theorem is a geometric theorem in which the sum of the squares on the legs of a right triangle is equal to the square of the hypotenuse. Which is the correct mathematical expression of the Pythagorean theorem?
a2 = b2 + c2
b2 = c2 + a2
c2 = a2 + b2
c2 + a2 = b2
Given the opposite and adjacent sides of a right triangle, Jake wanted to know if the angle he measure using a protractor is correct. Which of the following trigonometric equations can he use to solve for the angle?
cosθ=adj/hyp
cosθ=opp/adj
sinθ=adj/hyp
tanθ=opp/adj
What physical quantity is represented by the area under a velocity vs. time curve?
Acceleration
Displacement
Force
Velocity
In a uniformly accelerated motion, what physical quantity is represented by the area under an acceleration vs. time curve?
Displacement
Distance
Time
Velocity
What does the slope of a position vs. time graph represent?
Acceleration
Displacement
Force
Velocity
What physical quantity is represented by the slope of a velocity vs. time graph?
Acceleration
Displacement
Speed
Time
You took several measurements of an object's mass and calculated a high variance. What does this suggest about the reliability of your measurements?
The variance shows the average mass.
The measurements are consistent and reliable.
The variance means the measurements are error-free.
The measurements are inconsistent, showing more variation and less reliability.
Which of the following is a vector quantity?
Distance
Temperature
Time
Velocity
Two vectors, A and B, have magnitudes of 5 units and 7 units, respectively, and they point in the same direction. What is the magnitude of the resultant vector A+B?
2 units
6 units
12 units
35 units
Two vectors, A and B, have the same magnitude of 10 units but point in opposite directions. What is the magnitude of the resultant vector A+B?
0 units
5 units
10 units
20 units
A vector Z has a magnitude of 10 units and makes an angle of 30° with the positive x-axis. What are the x- and y-components of the vector?
X = 5, Y = 5
X = 5, Y = 8.66
X = 8.66, Y = 5
X = 10, Y = 10
A vector C is given as 15 units at an angle of 45° from the x-axis. How would you express this vector in component form?
A = 0, B = 15
A = 10.6, B = 10.6
A = 7.5, B = 7.5
A = 15, B = 15
The velocity vs. time graph of a car shows a straight line with a constant velocity of 10 m/s for 5 seconds. What is the car's displacement during this time?
5 m
10 m
15 m
50 m
A velocity vs. time graph shows a car's velocity increasing at a constant rate, resulting in a straight line with a slope of 2 m/s2. What is the physical meaning of the area under this curve over a 3-second interval?
The car's speed
The car's velocity
The car's acceleration
The car's displacement
A position vs. time graph shows a straight line with a positive slope. What does this slope represent?
The object's velocity
The object's displacement
The object's acceleration
The object's total distance traveled
On a velocity vs. time graph, a straight line with a constant positive slope is observed. What does this slope indicate?
The object's velocity
The object's displacement
The object's distance
The object's acceleration
Given a position vs. time graph that shows a parabolic curve opening upwards, which of the following statements is TRUE about the corresponding velocity vs. time graph?
The velocity vs. time graph will show a parabolic curve.
The velocity vs. time graph will be a straight line with a positive slope.
The velocity vs. time graph will be a straight line with a negative slope.
The velocity vs. time graph will be a horizontal line at a constant value.
A car accelerates uniformly from an initial velocity of 10 m/s to a final velocity of 30 m/s over a distance of 200 m. What is the car's acceleration?
1 m/s2
2 m/s2
3 m/s2
4 m/s2
A cyclist traveling at a constant speed of 12 m/s applies brakes and comes to a stop in 6 seconds. What is the cyclist's deceleration?
-1 m/s2
-2 m/s2
-3 m/s2
-4 m/s2
A police car traveling at 25m/s starts chasing a speeding car traveling at 35m/s. The police car starts accelerating at 3m/s2 from the moment it starts chasing. After how many seconds will the police car catch up with the speeding car if they start at the same point?
10 seconds
15 seconds
20 seconds
25 seconds
A rocket accelerates horizontally from rest with a constant acceleration of 4m/s2. How far will the rocket travel in 5 seconds?
50 meters
60 meters
80 meters
100 meters
Car A is moving east at 20m/s, and Car B is moving east at 15m/s. What is Car B's velocity relative to Car A?
5m/s east
5m/s west
35m/s east
35m/s west
Princess Bubblegum wanted to measure the height of her castle door in meters. Using a ruler she measured 75 inches. If 1 meter is equal to 36.37 inches, how tall is the door in meters?
1.5 meters
1.9 meters
2.3 meters
3.0 meters
Marcelene measured the diameter or her hat 5 times. The following are her measurements: 37.20 cm, 37.00 cm, 36.90 cm, 37.10 cm, and 37.00 cm. What is the mean of her measurements?
36.90 cm
37.00 cm
37.04 cm
37.10 cm
If you were to construct a distance vs time graph, which of the following data will show a uniform motion?
2 meters in 2 seconds, 4 meters in 4 seconds, 6 meters in 6 seconds
2 meters in 2 seconds, 4 meters in 2 seconds, 6 meters in 2 seconds
2 meters in 2 seconds, 2 meters in 4 seconds, 2 meters in 6 seconds
2 meters in 2 seconds, 6 meters in 4 seconds, 6 meters in 6 seconds
If an acceleration vs. time graph is a horizontal line at zero, which of the following statements must be TRUE?
The object is at rest.
The object is speeding up.
The object is accelerating at a constant rate.
The object is moving with constant velocity.
From rest, a car accelerated at 8 m/s2 for 10 seconds. What is the position of the car at the end of the 10 seconds?
4 meters
40 meters
400 meters
4000 meters
A construction worker accidentally drops a brick from a high scaffold. What is the velocity of the brick after 4.0 seconds?
39 m/s downward
40 m/s downward
42 m/s downward
43 m/s downward
You decide to flip a coin to determine whether to do your physics or English homework first. The coin is flipped straight up. What is the velocity of the coin when it reaches the top of its trajectory?
0 m/s
2 m/s
4 m/s
6 m/s
A bowling ball with a mass of 4500 g and a feather with a mass of 0.0082 grams are dropped freely from a tall building. Neglecting the air resistance, which of the following statements is TRUE when the two objects hit the ground?
The bowling will hit the ground first before the feather.
The feather will hit the ground first before the bowling ball.
Both bowling ball and feather will hit the ground at the same time.
Both bowling ball and feather will not hit the ground neglecting the air resistance.
A car starts from rest and accelerates uniformly at a rate of 2m/s2 for 10 seconds. After this period, the car continues to move at a constant velocity for another 5 seconds before decelerating uniformly to rest over the next 4 seconds. Which of the following statements about the motion of the car is most accurate?
The car's velocity after the first 10 seconds is 20 m/s.
The total displacement of the car during the entire motion is 170 meters.
The total time for the motion is 15 seconds, during which the car's acceleration is always constant.
The deceleration during the final 4 seconds is greater than the acceleration during the first 10 seconds.
Two cars, Car X and Car Y, are moving in the same direction on a straight road. Car X is moving at 60 km/h, while Car Y is moving at 80 km/h. What is the relative velocity of Car Y with respect to Car X?
20 km/h
60 km/h
80 km/h
140 km/h
A soccer player kicks a ball horizontally off a 20-meter high cliff with an initial horizontal velocity of 15 m/s. Ignoring air resistance, how you would create a condition to calculate the time it takes for the ball to hit the ground?
Use the horizontal velocity and distance to find the time.
Use the initial velocity and vertical height to find the time.
Use the vertical height and gravitational acceleration to find the time.
Use both the horizontal and vertical components together to calculate the time.
A cannon fires a projectile at an angle of 30° to the horizontal with an initial velocity of 50 m/s. How would you create a condition to calculate the maximum height reached by the projectile?
Use both components of velocity equally to find the maximum height.
Use the vertical component of the velocity to calculate the maximum height.
Use the horizontal component of the velocity to determine the maximum height.
Add the horizontal and vertical components of velocity to find the maximum height.
