Mass and Weight Quiz PDF: Questions and Answers - 15

MCQ 71: Small masses such as mass of a pen is usually measured in

1. tones
2. liters
3. grams
4. newton

MCQ 72: They spread out light rays

1. converging lens
2. diverging lens
3. counter lens
4. fiber lens

MCQ 73: To break the intermolecular bonds of molecules in order for a solid to melt, we need

1. thermal energy
2. potential energy
3. kinetic energy
4. light energy

MCQ 74: The moment of a force is

1. base
2. scalar
3. negative
4. vector

MCQ 75: A football rolling in a straight line slows down from 10 ms^-1 to 4 ms^-1 in 15 s. Its acceleration is

1. 0.4ms^-2
2. −0.4 ms^-2
3. 2 ms^-2
4. 20 ms^-2