Suppose you calculated the speed of light in an unknown substance to be 4.00 x 10^8 m/s. How could you tell you made an error in your calculations.

Occurs when an object's velocity decreases

What nuclear reaction is the energy source of a white dwarf? a. carbon and helium fusing into oxygen b. none c. helium fusing into carbon d. hydrogen fusing into helium e. oxygen fusing into silicon

About how long passess between high tides

The greater the surface area of a piece of fission material, the A. less likely an explosion B. more likely an explosion C. Neither A nor B; mass, rather than surface area is significant D. None of the above Select an answer

Which of the following best drfines medium of exchange

What are some methods humans have used to control flooding and what has been done to worsen the effects of flooding?

Suppose an electron is moving with a constant velocity until it encounters a positively charged sphere on its right. How does the sphere alter the trajectory of the electron? a. It has no effect on the trajectory of the electron b.

Most of the mass of the Milky Way exists in the form of: a.) starsb.) gasc.) dustd.) dark matter

A 55kg cart is pushed by a force of 225 n. what is the carts acceleration?

F we wanted to compare muscular endurance between a very large person and a very small person, what method would be the best method to use? a. absolute method b. maxing out c. callisthenic method d. fixed percentage of rm method