How do you change time to kilograms?

More solar radiation is absorbed by earth’s surface than by

Acoil suspended freely, points in some direction when no current is passed through it . can you tell what will happen when a current is passed though it?

It's a snowy day and you're pulling a friend along a level road on a sled. you've both been taking physics, so she asks what you think the coefficient of friction between the sled and the snow is. you've been walking at a steady 1.5m/s, and the rope pulls up on the sled at a 32 ∘ angle. you estimate that the mass of the sled, with your friend on it, is 65 kg and that you're pulling with a force of 80 n .