8. A 0.500 kg model rocket is initially pushed upwards by a thrust force of 15N. If the force of air resistance is 1.00 N, what is the initial acceleration of the rocket?

Consider two wires made of copper. They have the same diameter but one of them has three times the length of the other. Choose the correct statement: a. Both wires have the same resistivity b.

Why does salt dissolve in water use the words mixture and solution and dissolve

What effect would adding additional neutrons have on the forces in a nucleus? A. An increase in the electrostatic force and an increase in the strong nuclear force. B.

What do transformers do in the generation and distribution of electrical energy? Check all that apply. decrease voltage convert water into steam increase voltage turn turbines turn generators

What is the percentage of the incoming solar radiation from the top of the atmosphere the gets reflected right back out into space (both from the atmosphere and the surface of Earth)

17. (16 pts) You set up a two-slit experiment with a laser that produces light with a wavelength of 600 nm.

At a distance of 0.182 cm from the center of a charged conducting sphere with radius 0.100cm, the electric field is 465 n/c. what is the electric field 0.598 cm from the center of the sphere?

A skier on a hill has 4000J of kinetic energy and 3000J of potential energy. After sliding down the hill a ways, their potential energy is 2000J.

Three ideal polarizing filters are stacked, with the polarizing axis of the second and third filters at 21 degrees and 61 degrees, respectively, to that of the first. If unpolarized light is incident on the stack, the light has intensity 60.

What is the purpose of the rorschach test