Which of these is not a medium through which light can travel?

A. saltwater

B. freshwater

C. clear plastic

D. black quartz

At what ratio will potassium and sulfur form a binary ionic compound

what powerful force allows black holes to absorb light A. Nuclear fusion B. electromagnetism C. Gravity D. Nuclear banding E. all of the above

When does a convex lens act like a magnifying glass

A 12,000-lb bus collides with a 2800-lb car. The velocity of the bus before the collision is vB = 18i (ft/s) and the velocity of the car is vC = 33j (ft/s). The two vehicles become entangled and remain together after the collision.

Why do you think that incandescent light bulbs are less efficient than fluorescent bulbs?

A diver makes 1.0 revolutions on the way from a 9.2-m-high platform to the water. Assuming zero initial vertical velocity, find the diver's average angular velocity during a dive.

Explain why electromagnetic waves are transverse waves

In 2H2SO4, the number of hydrogen atoms is, the number of sulfur atoms is, and the number of oxygen atoms is. NextReset

Which example best represents translational kinetic energy? a plucked string on a guitar the moving blades of a ceiling fan a spinning top a tuning fork struck on a rubber block an apple falling from a tree

A neutrophil is a type of?