Meaning all brainlies and 20 points 1. Producer 2. Consumer 3. Decomposer 4. Food chain 5. Food web 6. Energy pyramid

An asteroid is discovered in a nearly circular orbit around the sun, with an orbital radius that is 2.47 times earth's. what is the asteroid's orbital period, its "year," in terms of earth years?

Aboxcar traveling at 12 m/s approaches a string of 5 identical boxcars sitting stationary on the track. the moving boxcar collides and links with the stationary cars and they all move off together along the track. what is the final speed of the cars immediately after the collision? (you may take the mass of each boxcar to be 18,537 kg.)

The graph describes the motion of an object. the object moves with from a to b. it from b to c. it moves with from c to d.