What is used to indicate the flow of energy in a food chain or web

A tornado has been spotted in your area the tornado warning says that the funnel cloud is traveling east at 40 miles per hour the warning has given us the tornados what A. Velocity B. Instantaneous speed C. Acceleration D. Average speed

What energy transformation occurs during the combustion of coal in a power plant? a. electromagnetic energy to thermal b. nuclear to electromagnetic c. chemical to thermal d. chemical to nuclear

As he watches surfer ride a wave towards the shoreline what is the shoreline

Do other planets aside from Saturn have rings?

A 23.8 kg space rock is pushed with a force and accelerates at 8.97 m/s/s. How much force was applied?

If a river is 20 feet wide in nature and needs to be scaled to one-tenth its real size, how wide should it be in a model?

A sample has a density of 30 g/ml. there is 60 ml of this substance. how much does it weigh?

Forgetting takes place only in short-term memory.

What is the simplest relationship between the angular wavenumber k and just one of the other kinematic variables? Express your answer using only one of the other kinematic variables plus constants like π.

The pilot of an airplane notes that the compass indicates heading west. The airplane's speed relative to the air is 100 km/h. The air is moving in a wind at 25.0 km/h toward the north.