Answer:
Explanation:
Given
Weight of roller coaster is
mass of roller coaster
Distance traveled by roller coaster
drag force
velocity at top
Suppose E is the initial energy
Conserving Energy at bottom and top
Answer:
while ice is made by water again it melts and becomes water. water is colourless and odourless and has no taste but ice is only cold and hard. water is used for drinking and other things. but is for freshness and it never flows
Explanation:
so ice reflect more energy compared to water
Answer:
The volume of the balloon increases in the upper atmosphere.
Explanation:
p1= 1 atm
p2= 0.15 atm
V1= 15.6 L
V2= ?
p1*V1= p2 * V2
V2= (p1/p2)*V1
V2= 104 L
Answer:
It would be hard to test scientifically since it's subjective and can only be proven true if you conducted some experimentations and observations.