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4th Quarter Long Test in Science 9
Quiz by Mary Grace Masongsong
Tag the questions with any skills you have. Your dashboard will track each student's mastery of each skill.
The motion of an object with constant acceleration is also known asÂ
If a free-falling ball is equipped with a speedometer, by how much would its speed reading increase for every second?
A ball is hit at an angle of 30° and it reaches a distance of 50 meters. Given the same initial velocity, at what other angle should a ball be hit to reach the same distance?
Enzo is watering the plants using a water hose. At what angle should a water hose be aimed in order for the water to land with the greatest horizontal range?
In the illustration below, complementary angles result in the same range but different _____ of a projectile.
Ethan is playing golf, at what angle should he hit the golf ball to get its maximum range?
Which of the following statements describes momentum?
Jamie has a brand new car which has a mass of 1000 kg and moves with a velocity of 20 m/s. Calculate the momentum of her car.
The total momentum of two objects before an elastic collision is 350 kg.m/s. What will be their total momentum after the collision?
Which determines the momentum a moving body?
Which of the following statements is true about an object with constant mass but its momentum is changing?
What is the purpose of an airbag in an automobile?
What is the momentum of a large bus compared to that of a small car travelling at the same speed?
A baseball bat comes in contact with a baseball in 0.001 s. If the force of contact is 5000 N, what is the impulse of the interaction?
A tennis player hits an approaching ball with a force of 750 N. If he hits the ball in 0.002 s, how much impulse is imparted to the tennis ball?
The impulse experienced by a body is equal to the change in its:
Two billiard balls approach each other at equal speeds. If they collide in a perfectly elastic collision, what would be the velocities after collision?
A 20 kg shopping cart moving at a velocity of 0.5 m/s collides with a store wall and stops. The momentum of the shopping cart after the crashÂ
A rubber ball moving at a speed of 5 m/s hit a flat wall and returned to the thrower at 5 m/s. The magnitude of the momentum of the rubber ball
What type of energy is harnessed from the radiation of the sun?
Which of the following examples describes a gain in the gravitational potential energy?
A balloon is blown up by a person. however, at some point, it is released and the balloon starts moving free into the air. Which if the following sentences describes the sequence of the energy transfer that occurred during this process?
How much mechanical energy is in an object that has 300 J of PE and 500 J of KE?
What is the kinetic energy of an object if it has a potential energy of 500 J and a mechanical energy of 1200 J?
When you stretch a rubber band, you are storing ______ energy.
A 2kg toy car moves along a frictionless surface with uniform speed of 6 m/s. What is its kinetic energy?
Caleb lifts a 3 kg book from the floor into a cabinet 2.0 m high. With reference to the floor, how much potential energy does the book acquire?
An object has a kinetic energy of 350 J. If it has a total mechanical energy of 700 J, how much potential energy does the object have?
Which of the following equations describes the law of conservation of energy?
Which event illustrates the direct transformation of potential to kinetic energy?