5000 j of heat are added to a system. it does 3500 j of work on the surroundings. what is δe in j?

How does acceleration of an object change in relation to its mass

A mixture in which one substance is uniformly distributed in another substance is called a

Max is taking his human, Frank, for a walk. Answer the three questions below using three significant figures. Part A: You can see that Frank is getting dragged behind Max, and this means that Max has to pull with a force of 290 N.

If you dropped a ball off a building, how far would it fall in 3 seconds?

What is a reflection of a wave?

If V is a velocity, l a length, and v a fluid property having dimensions of L2T-1, which of the following combinations are qualitatively dimensionless (show work for a through d) : (a) V l v (b) Vl/v (c) V2v (d) V / (l v)

What happens to the total mechnical energy of the apple as it falls from the tree?

Fair Bonus Question: Derive the equation for gravitational potential energy, starting with the definition of work.

A juggler throws a bowling pin into the air with an initial velocity. Another juggler drops a pin at the same instant.

The liquid electrolyte in the battery typically takes what kind of net charge? a. positive b. negative c. neutral