A ray of yellow sodium light enters water from air with an angle of incidence of 45°. What is the angle of refraction?

Which represents a longitudinal wave? the motion of a spring the motion of a shaking rope the motion of a tight rubber band the motion of an ocean wave

A red ladybug appears in white light, in red light, and in blue light.

How far can light travel in "the blink of an eye"? (1/3s)

What is the value of current when the voltage is 8 volts

Which factor most directly affects the flow of ocean currents? a. differences in pressureb) differences in temperaturec) earth's revolution round the sund) the moon's revolution round earth

When 2 objects collide and stick together this is referred to as

Fill in the blanks to complete each statement about the heating of Earth's surface. Earth takes in thermal energy from the Sun in a process called Sunlight strikes Earth's surface at different angles. This angle is called the angle of Done Intro

A 2.0-kg block is on a perfectly smooth (frictionless) ramp that makes an angle of 30^/circ30 ∘ with the horizontal. What is the force of the ramp on the block?

What is the difference between negative displacement and negative velocity?

How to use Da Vinci flying pedulum clock