A system absorbs 186 kj of heat and the surroundings do 110 kj of work on the system. what is the change in internal energy of the system? express the internal energy in kilojoules to three significant figures.

A baseball player is running to second base at 5.03 m/s. when he is 4.80 m from the plate he goes into a slide. the coefficient of kinetic friction between the player and the ground is 0.180, and the coefficient of static friction is 3.14.

Question 1 0/1 pts Africtionless cart is at rest on a tabletop and has a mass of 2.3 kg. It is tied by a massless string resting on a massless and frictionless pulley to a mass of 1.

If one ammeter read 2a what would the other one read

A pond changes into a field through the process of

What are reactants in chemical equations? What are the Products

An example of objects the move in revolution

How many hops does a kangoroo do in 1 day

What are the average velocity and average acceleration of the tip of a 2.4 cm long hour hand of a clock?

What is the number one and most important rule to remember in soccer?

Why are convection currents; why are they hotter and colder parts of earth