Answer:
B
Explanation:
a force acting upon an object increases that objects acceleration
Answer:
f = pl / (l + p)
Explanation:
1/f = 1/p + 1/l
Find the common denominator of the right hand side.
1/f = l/(pl) + p/(pl)
Add:
1/f = (l + p) / (pl)
Take the inverse of both sides:
f = pl / (l + p)
Some substances look alike and the density can help you determine which is which. It also helps to tell which is heavier than the other.
Answer:
the earth is flat, the stars control human life, the planets revolve around the earth
Explanation:
Answer:
If you apply a force to separate 2 opposite poles, the potential energy of the system increases.
