IDNStudy.com, ang iyong destinasyon para sa mga maaasahang sagot. Ang aming komunidad ay handang magbigay ng malalim at praktikal na mga solusyon sa lahat ng iyong mga katanungan.
Choose the letter of the best answer. Write your answer on the space provided before the number.
1. Which of the following correctly describes the momentum of an object? A. Mass times its velocity B. Force times its acceleration. C. Force times the time interval D. Mass times it acceleration
2. Which of the following will increase the final momentum of a golf ball? A. Increase the force acting on it C. Swing as hard as possible B. Increase the time of contact with the ball D. All of the choices
3. What is true about impulse and momentum? A. Impulse deals with velocity while momentum deals with change in velocity. B. Impulse is mass times velocity while momentum is force times time. C. Momentum is the mass of a substance multiplied by the velocity while impulse is just the change of momentum. D. Momentum and impulse are unrelated to each other.
4. Which of the following is most closely related to momentum? A. Inertia in motion C. Impulse B. Inertia D. Mass time acceleration
5. What will happen to impulse when the force of impact is extended over a longer period of time? A. The impulse decrease C. The impulse remains the same B. The impulse increase D. Cannot be determined
6. Which of the following statements is true about any type of collision? A. Momentum is not conserved. B. Total kinetic energy is conserved C. Total momentum is conserved. D. Total momentum is not conserved but total kinetic energy is conserved.
7. In which of the following you will experience an impulse? A. Catch a ball C. Catch, then throw a ball B. Throw a ball D. All of the above
8. Which object has the greatest momentum? A. An 18-wheeler tractor trailer at rest C. A sports car driving on the highway B. An average mass person walking D. A baseball thrown by a professional pitcher.
9. Seatbelts reduce risk of death and serious injury. Which of the following emotions/behavior could you associate with seatbelt? A. Stress B. Depression C. Love D. Arrogance
10. If 2 objects collide and stick together, what will happen to their velocities? A. velocities will increase C. velocities will decrese B. velocities will stay the same D. none of the above
Salamat sa iyong kontribusyon. Patuloy na magbahagi ng iyong karanasan at kaalaman. Ang iyong ambag ay napakahalaga sa aming komunidad. Bumalik ka sa IDNStudy.com para sa maasahang mga sagot sa iyong mga katanungan. Salamat sa iyong tiwala.
