What did B. F. skinnier believe drove ones behaviors

A 24 kg child on a 3.2 kg sled is sliding at 6.0 m/s. as the sled passes underneath a tree, a 5.2 kg mass of snow falls vertically and lands on the moving sled. calculate the final velocity of the sled.

How are electricity and magnetism are related

Calculate the magnitude of the horizontal vector that is 100 units long and is oriented at 45 degrees

In what sense are telescopes like time machines?

What was the greatest contribution of the monasteries? A. Illuminated manuscripts. B. Cloisters. C. Sculpture. d. Transepts

A sound from a source has an intensity of 270 db when it is 1 m from the source. what is the intensity of the sound when it is 3 m from the source?

What experimental term is it when a ruler is dropped to the floor?

Where is most of the energy from incoming waves focused? A. spit B. headland C. underwater D. barrier beach

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) ?