If a runner does 1,500 J of work over 10.0 s, then how much power does she have?

Assumes matter is made of small particles in constant motion

A wave is moving at the rate of 40 cm/s. Its wavelength is 8 cm. What is the frequency of the wave? 5 Hz 320 cm 320 Hz 5 cm

A woman weighs 580 N. What's her mass?

The structural diversity of carbon-based molecules is determined by which properties?

Cells in the nervous system have a potential difference of 70 mV across the cell membrane separating the interior of the cell from the extracellular fluid.

A circuit featuring multiple paths through which current can flow is best classified into which category? A. a series circuit B. an open circuit C. a parallel circuit D. a short circuit

The material that is most difficult to recycle is

1. Which part of an atom has a negative electric charge? A. Protons B. Electrons C. Neutrons D. Both protons and neutrons

What a graph shaped like the one below most likely represents the relationship between volume and

What is the magnetic force (in newtons) on a particle traveling in a 1.5 T magnetic field if q = 7.5 microcoulombs and v = 1.75 * 106 m/s at a 45° angle to the magnetic field? Answer with three signficant digits.