Using Hooke's law, Fspring=kΔx, find the elastic constant of a spring that stretches 2 cm. when a 4 Newton force is applied to it.

A) 1/2N/cm

B) 2N/cm

C) 4N/cm

D) 8N/cm

Fitness can be achieved only through a. frequency. b. resistance. c. endurance. d. accuracy.

T Object]User: Which of the following does not affect the electrical resistance of a body? A. Material composing the body B. Temperature of the body C. Length of the body D. Bodies directly surrounding the body

In electron capture, which particle would be the beta particle?

How do scientist analyze empirical evidence?

A train moves forward at a constant speed. What is true about the forces acting on the train? SC. C. 2.3.6 A. The forward forces are equal to the forces acting in the backward direction. B.

If a river is 20 feet wide in nature and needs to be scaled to one-tenth its real size, how wide should it be in a model?

A sample has a density of 30 g/ml. there is 60 ml of this substance. how much does it weigh?

Forgetting takes place only in short-term memory.

What is the simplest relationship between the angular wavenumber k and just one of the other kinematic variables? Express your answer using only one of the other kinematic variables plus constants like π.

The pilot of an airplane notes that the compass indicates heading west. The airplane's speed relative to the air is 100 km/h. The air is moving in a wind at 25.0 km/h toward the north.