PA HELP YUNG TAMA SANA

1. You went to a grocery store together with your mother. After putting sugar, egg, coffee, canned goods, cooking oil, and other seasoning ingredients in the cart, it accumulated a mass of 25 kg. While pushing the cart estimated that it has an acceleration of at 2 m/s², Your mother decided to buy 1 sack of rice with a mass of 25 kg and put it on the same cart. What would be the acceleration of the cart when its mass is doubled (50 kg) assuming that the same amount of force is being exerted to the cart every time?

A. 2 m/s² B. 1 m/s² C. 25 m/s² D. 50 m/s


2. As you walk home from school, you saw a child pulling a toy cart, a person walking on the street, and your neighbor using a hammer to push a nail. When you enter your house, you saw your sister playing with a magnet to attract some paper clips while doing homework. Which of the following best describe all the movements that you observed?

A. All are the rest.
B. A child pulling a toy cart.
C. The forces resulted from contact and action-at-a-distance interactions.
D. Force was exerted on an object and equal amount of force is exerted back on it.


3. Jeepney commonly
known as jeep is the most used transportation here in Philippines. A moving jeepney has kinetic energy while a jeepney part along the street passes potential energy. Which of the following statements support the relationship of kinetic energy mass and velocity?

A. The jeepney's velocity will increase
B. The jeepney parked along the street.
C. As the velocity of a jeepney with constant mass increases, its kinetic energy increases.
D. As the kinetic energy of the jeepney increases its potential energy, mass, and velocity will also increase.