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Grade 9 Science at BCNHS 4th Quarter

Quiz by Michelle

Grade 9
Science
Philippines Curriculum: Grades 1-10

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30 questions
Show answers
  • Q1
    The motion of an object with constant acceleration is also known as:
    motion
    constant motion
    uniform motion
    uniformly accelerated motion
    30s
    S9FE-IVa-34
  • Q2
    Student X throws a ball straight up with an initial velocity of 10 m/s. What is the velocity at the highest point?
    0 m/s2
    9.8 m/s
    -9.8 m/s2
    0 m/s
    30s
    S9FE-IVa-34
  • Q3
    A bike accelerates uniformly from rest to a speed of 7.10 m/s, if the acceleration of the bike is 0.71 m/s2, determine the distance covered
    71.58 m
    48.99 m
    35. 5 m
    0.03 m
    30s
    S9FE-IVa-34
  • Q4
    A car starts from rest and accelerates uniformly over a time of 5.21 seconds for a distance of 110 m. Determine the acceleration of the car
    20 m/s2
    8.11 m/s2
    0.12 m/s2
    9.8 m/s2
    30s
    S9FE-IVa-34
  • Q5
    It is describe as speed in a given direction.
    velocity
    speed
    distance
    acceleration
    30s
    S9FE-IVa-34
  • Q6
    The path followed by a projectile.
    velocity
    parabola
    trajectory
    range
    30s
    S9FE-IVa-35
  • Q7
    At what angle should a water hose be aimed in order for the water to land with the greatest horizontal range?
    45°
    60°
    30°
    30s
    S9FE-IVa-35
  • Q8
    A ball is hit at an angle of 30° and it reaches a distance of 50 m. Given the same initial velocity, at what other angle should a ball be hit to reach the same distance?
    90o
    60°
    75°
    15°
    30s
    S9FE-IVa-35
  • Q9
    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 80°
    30° and 80°
    40° and 60°
    30° and 60°
    30s
    S9FE-IVa-35
  • Q10
    A rock is thrown horizontally from the top of a cliff, 88 meters high and with a horizontal speed of 25 m/s. How far from the base of the cliff does the rock land?
    2,200 m
    280 m
    106 m
    306 m
    30s
    S9FE-IVa-35
  • Q11
    Given the same velocity of 30 km/h, which has greater momentum, a small car with a mass of 2000 kg or a cargo truck with a mass of 10,000 kg?
    cannot be determined
    cargo truck
    light truck
    both have the same momentum
    30s
    S9FE-IVb-36
  • Q12
    A skateboard is rolling at a velocity of 3.0 m/s with a momentum of 6.0 kg m/s. What is its mass?
    0.5 kg
    2 kg
    18 kg
    9 kg
    30s
    S9FE-IVb-36
  • Q13
    The impulse experienced by a body is equal to the change in its
    Momentum
    Potential energy
    Velocity
    Kinetic energy
    30s
    S9FE-IVb-36
  • Q14
    In certain martial arts, people practice breaking a piece of wood with the side of their bare hand. Use your understanding of impulse to explain how this can be done without injury to the hand.
    Given the same change in momentum, when the time interval is bigger the impact force is smaller.
    Given the same change in momentum, when the time interval is smaller the impact force is smaller.
    Given the same change in momentum, when the time interval is bigger the impact force is bigger.
    Given the same change in momentum, when the time interval is smaller the impact force is bigger.
    30s
    S9FE-IVb-36
  • Q15
    A lady tennis player hits an approaching ball with a force of 750 N If she hits the ball in 0.002 s, how much impulse is imparted to the tennis ball?
    1.5 N s
    3.0 N s
    6.0 N s
    0 N s
    30s
    S9FE-IVb-37

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