. An electromagnetic wave has a frequency of 1.0 x 105 Hz. What is the
wavelength of the wave? Use the equation 2 = and 3.0 x 108 m/s for the
speed of light.
A. 3.3 * 1012 m
O B. 3.0 * 1013 m
C. 3.3 x 10-4 m
O D. 3.0 x 103 m

Ablock of steel has a density of 0.29lbs per cubic inch. if the block has dimensions of 1 inch by 1 inch by 3 inches, what is its weight? a. 0.29lbs b. 0.58lbs c. 0.87lbs d. 1lbs

Do you agree with scientist’s prediction about the warming of alaska and other polar regions?

Ametal ball with a mass of 0.028 kg is dropped from rest at a height of 1.0 meters above the ground. assuming the energy in the ball is conserved, how much kinetic energy will the ball have when it is 0.5 meters above the ground?