Which of the following are vector quantities:speed, force, acceleration, temperature?

1. how did the methods of early structuralists and functionalists differ? name a psychologist that took each approach.

The principle of the photoelectric effect is: A) the electromagnetic theory of light B) the special theory of relativity C) the principle of superposition D) the quantum theory of radiation

If element X has 39 protons, how many electrons does it have?

An astronaut in space cannot use a scale or balance to weigh objects because there is no gravity. but she does have devices to measure distance and time accurately. she knows her own mass is 77.

A soil sample contains 55 percent sand, 25 percent clay, and 20 percent silt. What type of soil is present in the sample? a. clay b. silty loam c. silty clay loam d. sandy clay loam

What percent of my Iodine-131 sample will be left after 7 half-lives?

A 58.0 kg snow skier is on the top of 351 m high hill. After she has gone down a vertical distance of 142 m, what is her mechanical energy? Explain your answer (CER) !

A sphere has a mass of 2.10kg and travels along a horizontal plane at the velocity of 12.2m/s. Find the energy

What is the force required to accelerate a baseball with a mass of 0.145 kilograms and an acceleration of 35.00 meters/second squared?

A 4.00 kg stone is dropped from a height of 145 m. What is the stone's potential and kinetic energy respectively when it is 50.0 m from the ground?