What light receptor cells allow you to perceive color

A solid disk of mass m1 = 9.3 kg and radius R = 0.22 m is rotating with a constant angular velocity of ω = 31 rad/s. A thin rectangular rod with mass m2 = 3.9 kg and length L = 2R = 0.

Three liquids are at temperatures of 5 ◦C, 25◦C, and 34◦C, respectively. Equal masses of the first two liquids are mixed, and the equilibrium temperature is 17◦C.

How long do CFC molecules remain active in the stratosphere? a. 10 to 50 years b. 30 to 60 years c. 60 to 120 years d. 150 to 500 years

What is the linear velocity in miles per hour of the tip of a lawnmower blade spinning at 2600 revolutions per minute in a lawnmower that cuts a path that is 24 inches wide?

The velocity of a wave is a. its direction and speed. b. the distance between two wave crests. c. the time required for a wave to move one wavelength. d. half the vertical distance between a crest and a trough divided by the frequency.

What is the most advanced life form on earth

Which EM wave is about the size of humans?

Describe how the Catapult works?

Newton's third law of motion states that the force pair acting on different objects consist of two forces that

While working on her science fair project Venus connected a battery to a circuit that contained a light bulb. Venus decided to change the light bulb to a higher resistance, but she wanted to keep the current the same.