Abicyclist travels 60 kilometers in 3.5 hours. what is the cyclists average speed

Suppose while hauling rocks, you accidentally drop one. it breaks apart in flat, planar sections. what type of rock did you just drop? 20 points

In order of decreasing light-transmitting capabilities of materials, which is the correct sequence? a. transparent -> translucent -> opaque b. opaque -> transparent -> translucent c. opaque -> translucent -> transparent d. translucent -> transparent -> opaque

If an electric circuit is not grounded it is best to reach out and touch it to provide the ground a. true or b. false