An example of Repression would be?

A notebook sitting on a desk has 19 j of potential energy. What is the total mechanical energy of the notebook?

1) A crane uses an average force of 5,200 N to lift a girder 25 m. How much work does the crane do on the girder? 2) An apple weighing 1 N falls a distance of 1 m. How much work is done on the apple by the force of gravity?

What was J. J Thompson working on when we discovered the electron?

Stery Test Select the correct answer. How does the momentum of a dog and a horse, which are both running at the same velocity, compare? OA. The dog has a greater momentum. OB. The horse has a greater momentum. Ос. Both animals have the same momentum.

A heat engine is operating on a Carnot cycle and has a thermal efficiency of 47 percent. The waste heat from this engine is rejected to a nearby lake at 60 deg. F at a rate of 800 Btu/min.

Compare all the organisms. What trend do you see?

A man weighs 1190 n on earth. what would he weigh on jupiter, where the free-fall acceleration is 25.9 m/s 2? the acceleration of gravity is 9.8 m/s 2. answer in units of n.

What is always true of a single-displacement reaction?

Mrs Garcia traveled 15 km in 1 hour. What was her average velocity in km/s?

Contrast the nucleus and electron in a cloud