If the refraction index of amber is 1.55, what is the speed of light through amber? (The speed of light through a vacuum is 3.00 x 108 m/s)

1.94 x 108 m/s

0 m/s

4.65 x 108 m/s

5.17 x 10-9 m/s

A rock has a mass of 2.00 kg on the moon. What is the mass of the rock on the earth?

How many electrons does calcium lose when forming an ionic bond with another ion?

A 68kg man is carrying a box with a mass of 7 kg what is the weight of the man and the box together

Is the property of matter in which a substance can transfer heat or electricity

The reason we can read print from any direction is that A. letters emit black light in all directions B. letters absorb black light from all directions C. the white part of a page reflects light in all directions D. All of the above E.

If a car goes along a straight road heading east and speeds up from 45 ft/s to 60. ft/s in 5 sec, calculate the acceleration

To generate higher profit margins, producers must work to increase their total supply. increase their total expenses. decrease their customer base. decrease their production costs

Solar energy isn't usually used as the only power source for a reason because what

What particle can be stopped by skin

What was significant about the atomic theory that democrituis proposed?