What type of energy provides producers with energy

How do you the average speed

Brad rides his bike 20 km. He covers the distance in 45 minutes (0.75 hours). What is his speed in kilometers per hour? a. 15 km/hr b. 27 km/hr c. 44 km/hr d. 9.0 km/hr

a scientist spends most her time observing the motion of an object and how they behave which branch of science is she studying?

B observes that galaxies A and C are moving in opposite directions away from her, A with β = - 0.8 and C with β = + 0.6. What are the speeds of galaxies B and C as observed by someone in galaxy

A severe thunderstorm dumped 2.0 in of rain in 30 min on a town of area 22 km2. what mass of water fell on the town? one cubic meter of water has a mass of 103 kg.

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.