Answer:
maybe phone cause matter is a solid liquid or gad
Answer:
c.
Explanation:
they are all almost correct.
c is the only fully correct option
Answer: The dog is pull the stick away from the boys hand
the boy is also pulling if the boy lets go of the stick the dog will fall due to law of action and reaction
The man is pushing the horse cart up the hill to do so he has to apply force
Explanation:
Endurance is the ability to complete extended periods of physical activity
Answer:
Part a)

Part b)

Explanation:
Part a)
If block is sliding up then net force must be zero and friction will be in opposite to the direction of motion of the block


so we have





Part b)
If block is sliding down then net force must be zero and friction will be in opposite to the direction of motion of the block


so we have




