Which of the following can be thought of as either a wave or a particle?

a. light

b. an electron

c. a proton

d. all of the above

Which of the following is a measure of velocity? 30 m/s South 30 South 30 m/s 30 s

1. Your are given the circuit below which contains four resistors R1 = 1.0., R2 = 4.0., R3 = 4.0., R4 = 5.0., and one capacitor C1 = 2.0 µF.

Which of the following describes what happens to the amount of work when using a ramp to move a heavy object? increase decrease stay the same constantly changing

Explain how wire sizes are related to guage numbers

What happens to the gravitational force between any two bodies if the mass of a body is doubled keeping the distance between two bodies constant?

Which of the pollutants shown in Figure 4-2 are considered to contribute to the pollution problem known as acid precipitation?

A billiards ball B rests on a horizontal surface and is struck by another billiards ball A of the same mass m = 0.2 kg. Ball A is initially moving at 18 m/s and is deflected 28° from its original direction. Assume the collision is elastic.

A model rocket is fired vertically from the ground with a constant acceleration of 45.3 m/s2 for 1.46 s at which time its fuel is exhausted. What is the maximum height (in m) reached by the rocket?

A crude approximation for the x component of velocity in an incompressible laminar boundary layer is a linear variation from u = 0 at the surface (y = 0) to the freestream velocity, U, at the boundary-layer edge (y = δ).

Why did dad leave mom?