Today, the universe is considered to be in which shape?

If you touch a hot light bulb and get burned, that is an example of a. radiation b. convection c. conduction

Standing side by side ,you and a friend step off a bridge at different times and fall for 1.6s to the water below.your friend goes first,and you follow after he has dropped a distance of 2.0m.when your friend hits the water,is the seperation between the two of you 2.0m or more than 2.0m? verify your answer with a calculation.

Describe the function of the endomembrane system? what organelles are involved?