# MODULE 1: FORCES and MOTION

## Quiz by Joel Managbanag

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20 questions
• Q1
Consider the given situation. Maria throws a ball straight up with an initial velocity of 10 m/s. What is its velocity at the highest point?
9.8 m/s
0 m/s
-9.8 m/s2
0 m/s2
30s
• Q2
Consider the given situation. Maria throws a ball straight up with an initial velocity of 10 m/s. What is its velocity when it returned to the elevation from where it was thrown?
9.8 m/s
10 m/s2
-10 m/s
9.8 m/s2
30s
• Q3
Consider the given situation. Maria throws a ball straight up with an initial velocity of 10 m/s. What is its acceleration at the highest point?
9.8 m/s
-9.8 m/s2
0 m/s
9.8 m/s2
30s
• Q4
Consider the given situation. Maria throws a ball straight up with an initial velocity of 10 m/s. What is its acceleration just before it hits the ground?
-9.8 m/s2
9.8 m/s2
0 m/s
9.8 m/s
30s
• Q5
Consider the given situation. Maria throws a ball straight up with an initial velocity of 10 m/s. After 1 second what is the acceleration of the ball?
9.8 m/s
0 m/s
-9.8 m/s2
9.8 m/s2
30s
• Q6
The initial velocity of Manuel playing “luksong tinik” has horizontal and vertical components that are equal in magnitude. What angle does his velocity make with the horizontal?
90°
30°
45°
60°
30s
• Q7
A sepak takraw that is kicked from a height of two meters follows a path that is____________.
hyperbolic
linear
circular
parabolic
30s
• Q8
A goalie made three soccer punts at 700, 500, and 300 with varying speeds – all reaching the same maximum heights. Which statement is correct?
All punts have the same hang time
The punt at 500 has the longest hang time
The punt at 300 has the longest hang time
The punt at 700 has the longest hang time
30s
• Q9
A volleyball is served at a speed of 8.0 m/s at an angle 35° above the horizontal. What is the speed of the ball when received by the opponent at the same height?
4.0 m/s
8.0 m/s
9.8 m/s
16.0 m/s
30s
• Q10
A Batang Pinoy athlete from your school throws a javelin, always at the same speed, at four different angles(30°, 40°, 60°, and 80°) above the horizontal. Which two throws cause the javelin to land the same distance away?
40° and 60°
30° and 60°
30° and 80°
40° and 80°
30s
• Q11
Which of the following is a necessary condition for the total momentum of a system to be conserved?
Only the force of gravity acts on the system.
Kinetic energy must not change.
No net external force acts on the system.
The system must be at rest.
30s
• Q12
Two 0.5 kg balls approach each other with the same speed of 1.0 m/s. 17. What is the total momentum of the system before collision?
0.50 kg m/s
1.0 kg m/s
0
-1.0 kg m/s
60s
• Q13
Two 0.5 kg balls approach each other with the same speed of 1.0 m/s. If there is no external force acting on the system, what the total momentum of the system after collision?
0.50 kg m/s
-1.0 kg m/s
0
1.0 kg m/s
60s
• Q14
Two billiard balls approach each other with the same speed. If they collide in a perfectly elastic collision, what would be their velocities after collision?
Different in magnitude and opposite in direction
Zero
Same in magnitude but opposite in direction
Same in magnitude and direction
60s
• Q15
The motion of an object with constant acceleration is also known as ________.
Constant Motion
Uniformly Accelerated Motion
Motion
Uniform Motion
60s

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