When you see a straw in a glass of water it looks bent why is this?

For heavy elements, what is the ratio of neutrons to protons that predicts a stable nucleus? A. 1:1 B. 1.5:1 C. 2:1 D. 10:5

A car travels 2.5 hours in a northernly direction for 300 km. determine the cars speed and velocity. time= distance= direction=

How do you find mechanical advantage of a pulley?

Infrared, ultraviolet, and visible light are all part of the electromagnetic spectrum. The basic difference between them is their A. speed B. wavelength C. source D. Temperture

A circuit contains two 2,000 resistors connected in parallel. What is the total resistance of the circuit?

What is the transfer of heat through a solid as a result of molecular action called? radiation convection conduction magnetism?

Explain the process of synaptic transmission, beginning with the neurotransmitters at the axon terminal of the presynaptic cell and ending with the impulse being sent down the postsynaptic cell.

Which of the following is a false statement about dispersion forces? View Available Hint (s) Which of the following is a false statement about dispersion forces?

Which choice defines AC and DC correctly? In AC, electrons moving in one direction. In DC, they move in one direction and then in the other direction. In DC, electrons move in only one direction.

Why a c is advantageable than dc