2. The length of a day is based on the amount of time that

a. Earth takes to orbit the sun one time

b. Earth takes to rotate once on its axis

c. The moon takes to orbit the Earth one time

d. The moon takes to rotate once on its axis.

What colours do you see in a solar spectrum? Which colour is the closest to the bright spot? Which colour is the farthest from the bright spot? (If u cant answer all answer 1)

What particle moves around the nucleus and has a negative charge?

While goofing off at the ice skating rink, a student takes off her shoes and places each of them on the ice. Her friend, a hockey player, then shoots a hockey puck at each shoe.

The myelin on myelinated neurons can be degraded or destroyed in diseases such as multiple sclerosis-a process called demyelination. If a myelinated neuron was affected by demyelination, how would this affect action potentials in that neuron? A.

A amusement park moves riders in a circle at a rate of 6.0m/s if the radius is 9.0 meters what is the acceleration of the ride

A machine has a mechanical advantage of 5. if 300 newtons of input force is used to produce 3,000 newton meters of work what is the output force and what is the distance over which the work is applied

An experiment in your science class lists the materials needed for the lab. It is your job, as a lab partner, to measure out 25 mL of distilled water and 2.5 grams of magnesium.

If the water cycle is effective why are some areas in the world always short on water?

Low-frequency red light is used in dark rooms because it does not expose the film. This is because the red light has a low

Mark puts an object that has a mass of 58.2kg in a cart that has a mass of 73.00 kg.