What are AR, L, K in the periodic table

If the zero level is a distance 2h/3 above the floor, what is the potential energy U of the block on the floor?

Encoding information occurs throughout?

Why does an insulator has a high resistance

Which of the following type of energy would exist in both a solid sample and a gas sample of a same monatomic substance a) kinetic energy from translation b) potential energy from intermolecular force c) kinetic energy from rotatio d) kinetic energy

What are the types of radiation

Exoplanets (planets outside our solar system) are an active area of modern research. Suppose you read an article stating that there is a newly discovered planetary system with three planets.

A car with a mass 1200 kg accelerates at 1.89 m/s2. What is the total force exerted by the car on the road (answer in N to two decimal places) ?

How Long will it take a plane flying north from Miami to reach New York City 1800 km away if the average velocity of the plane is 940 km/h

If vector A = 5.5N NE and vector B = 10m N 30° W, what is the vector product of A*B

Which is the best desciption of a molecule?