Explain why the speed of a sled is increases as it moves down a snow -covered hill, even though no one is pushing the sled

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.

When a 5.0kg cart undergoes a 2.2m/s increase in speed, what is the impulse of the cart

Which statement correctly describes the relationship between frequency and wavelength?