What must be true for any endothermic reaction?

Prompta snowboarder stands at the top of a hill and decides to see if he can increase his speed on his next trip down the slope. describe one thing the snowboarder could do to incrlase his speed on the slope. explain why this would cause his speed toincrease relate one of newton's laws to this problem.

Identify the type of synthetic material used in each object

What is the average speed of a car that travels 40mph for 1 hour and 60 mph in another hour will mark brainliest