What is the mass of an object if it took 270 Joules of work to move it 15 meters? A. 1.8 kg
B. 18 kg
C. 4050 kg
D. 39,690 kg

What is the power rating of the lightbulb if 3.0 a flow through it when connected to a 15 v battery

Which composition of water moves to begin a deepwater current?

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 .