V391 pegasi b is a star that is 4,570 light years away from earth. what is this distance in kilometers? (one light year is about 9.46 trillion kilometers.) 4,323 trillion kilometers 4,323 kilometers 43,232 kilometers 43,232 trillion kilometers 43,232 billion kilometers nextreset

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

Which of the following changes will increase the capacitance of a parallel-plate capacitor? (there could be more than one correct choice.) a) increase the charge on the plates b) decrease the poten5al between the plates c) increase the potential between the plates d) introduce a dielectric material between the plates e) decrease the separation between the plates

How does changing the frequency affect the energy of the wave?