21. What must you do to overcome gravity?
A. push or pull
B. add weight C. fall D. check distance
22. Mang Canor works in a ricemill. What will he do to transport the sacks of palay
from the bodega to a solar drier or to the field?
A. carrying on his shoulder
C. pulling the sack of rice
B. using the trolley
D. pushing the sack of rice
23. What force is exerted when the bike continues going down the hill because the
hand brake is not functioning?
A. Friction
B. Gravity
C. Acceleration D. air resistance
24. What causes the ball to fall on the ground when you throw it up?
A. Acceleration
B. Gravity C. Speed
D. Wind
25. Your kite flies up in the air and then when the wind stops blowing, it goes
down. Why?
A. The wind pulls the kite down to the ground.
B. Gravity pulls the kite down when the wind stops blowing.
C. The force of gravity flies the kite up and moves it down.
D. There is no air around, so the kite goes down.​