What is the change in internal energy if 60 J of heat are added to a system

and the system does 40 J of work on its surroundings? Use AU = Q-W.

Scientists now think high-fructose corn syrup may disrupt appetite control, making people more often o sleep get angry Ceat fast

What is the area of the parallelogram? square units

Two oppositely charged but otherwise identical conducting plates of area 2.50 square centimeters are separated by a dielectric 1.80 millimeters thick, with a dielectric constant of K=3.60. The resultant electric field in the dielectric is 1.

If you make multiple measurements of your height, you are likely to find that the results vary by nearly half an inch in either direction due to measurement error and actual variations in height.

A helium atom (m = 6.646 * 10-27) collides elastically with an oxygen atom (m = 2.656 * 10-26) at rest. After the collision, the helium atom is found to be moving with a velocity of 6.636*106 m/s in a direction at an angle of 84.

You walk into the kitchen and see a broken egg on the floor. Which of the following is an inference you can make based on this observation? A. The egg rolled off the kitchen counter. B. The dog will eat the egg on the floor. C.

6. A Cadillac Escalade has a mass of 2 569.6 kg, if it accelerates at 4.65m/S force on the car?

A sphere is charged with electrons to -1 * 10-5 C. How many electrons make up this charge? The elemental charge is 1.6 * 10-19 C.

Which of the following choices correctly identifies the process created by moving a magnet through a conducting loop? a. conduction b. magnetic field generation c. trasformation d. electromagnetic induction

12. One object has half the mass of another object. The first object also has half the - --. a. inertia b. velocity c. gravitational acceleration d. all of these