What effect does friction have on a roller coaster

Hello There!

Let's first talk about "What Is Friction"

Friction is a force that pulls when two object touch each-other. Friction happens because the molecules on one surface interlock with the molecules on another surface.

Now, let's get back to our original question "What Effect Does Friction Have On A Roller Coaster"

On a roller coaster, friction is a force that opposes motion and significantly slows the cars as they move on the track.

find the surface area of the sphere to the nearest square unit. use a calculator.

a. 254 in.2

b. 64 in.2

c. 127 in.2

d. 1,018 in.2

b. false

explanation:

suppose a rock in free fall is dropped off a cliff. after falling for 5 seconds, its speed would not be 100 m/s.