1. A delivery man uses a wooden ramp when he delivers thus, packages donot slide off easily making his work take longer. What would be thebest way to make the packages slide easily?
A. make his wooden ramp wider
B. use water on his wooden ramp
C. make his wooden ramp narrower
D. use a sandpaper to polish and smoothen his ramp
2. Which of the following statements is NOT true about friction?
A. it acts upward opposing the pull of gravity
B. it prevents things from sliding off surfaces
C. it keeps things that are in contact with each other
D. it holds objects that are separated by the great distance
3. Why did a stone thrown to the air fall back to the ground?
A. Gravity caused the ball to fall.
B. Air caused the ball to fall on the ground.
C. Acceleration caused the ball to move fast.
D. The weight of the ball made it move faster.
4. A ball and a sheet of paper are dropped at the same time from the same height. What will occur if there is no resistance?
A. The ball will land first.
B. The paper will float slowly through the air.
C. The ball will float slowly through the air.
D. The ball and the paper will land at the same time.
5. When a battery is charged, how does electrons move or travel?
A. It travels in three directions.
B. It travels in many directions.
C. It travels in different directions.
D. It travels in one direction in and out of the battery.
6. Which of the following statements best described how sound energy is produced?
A. It is produced by making vibrations.
B. It is produced from muscles, wind, and machines.
C. It is produced from sunlight, magnets, and dry cell.
D. It is produced using electricity, generators, and batteries