. 1 Which of the following terms is danbod as the won of mehed with mantaneleri A Constant Motion B Motion Uniformly Adesi im 2. A ball is thrown vertically upward What is as instantaneon speed mamm haha! AO B 5 m/s 8 m/s 0.98 mix 3. A volleyball is toased vertically opward with an imal ebony of ms and can be the same leven when it was thrown What is the velocy of the ball at that ponni? AD B. 5 m/s 4 A sepak takraw ball is hul vertically upward by a player What is a dedim se i samal A9 8 m/s B0 5. If a hee falling ball is equipped with a speedometer by how much we pad reading were tone second? AO 1.98 m/s D. 20 m/s o Momentum is the measurement of in motom Which of the following will make the main content A Energy B Mass Power 7. What is produced when two or more moving objects exant forces om each over the potem A Collision B Friction Momentum D Work 8 If a 70 kg man and a 40 kg boy are both running at the same velocity, who has mane manet A The Boy B The Man C. They have the same momentum D Wome of the 9 What is the momentum of a 3 kg ball moving at the velocity of 5 m/scas? A 5kg m/s east B15 kg m/s east 0.5 kgm/s west D15 kgm/s west 10 What is the mass if a ball is moving at a velocity of 10 m/s cast with a momentum ofn ve me? A 1 kg B. 2.5 kg 6.5kg D 500 kg 11. Which has more momentum, a heavy truck moving at 30 kph or a light muck moving a sol A Both have the same momentum Heavy truck B Cannot be determined D Laphi nuk 12 Which is necessary condition for the total momentum of a system to become ved! A An object must be al rest C Kinetic energy must not change B No extemal force is present D Only the force of gravity acts on the tem For numbers 13 and 14. Two 05 kg balls approach each other with the same stof i 9 m/s 13 What is the total momentum of the system before collision? AO B.950 kg mls C. I am Dovams 14. If there is no extemal force acting on the system, what is the total momentum or them the colli A 0 B 0.50 kg m/s 10kg m/s DI O ke m/s 15. In which case is there a decrease in gravitational potential energ/? A Amanda stretches a rubber band honzontally C. A car as andes step park mg ramp B Pamela's puppy jumps down the chair D. Water is forced upward throw a pie 16. Which event DOES NOT describe potential energy being changed into interne A A box sliding down a ramp C Apen spring being comprehet B A mango falling from a tree D. A stretched rubber band gener 17. Which of the following happens to a coconut that falls freely? A Gains potential energy and loses kinetic energy Clases potential energy and eams hinei, erwag B. Gains both potential energy and kinetic energy D Laves both potential energy and kinetic ener 18 While a gas does 400) of work on its sorroundings. Wol of heat is added to the gas What is the change in the internal energy of the gas? A 9005 B 500J C400 D300 19. If 500 calories of heat are added to a gas, and the gas expands doing 500) of work on its enroundings, what is the change in the internal energy of the gas? A 1555) B. 1995) C.51991 D.59151 20 What is the change in the internal energy of the water in calories? A 684 calories B.486 calories C 648 calories D 46 calones 21. Why is heat engine NOT 100% efhcient? A All of the gases are used up by the engine C. Because all mixture of gawes in omverted into work
