Help pls ;w; bio really sucks for me idk why

Suggest why placing wheels under a heavy box reduces the neccessary force required to push it along at a constant speed.

What do lava flows made of aa indicate about the type of volcanic eruption that occurred? a. the eruption was viscous. b. the eruption was pyroclastic. c. the eruption was explosive. d. the eruption was quite. !

Paint and solvents pose no potential hazard to human health. select the best answer from the choices provided t f