In his science project, Ben explained the pyramid of energy with an example of the population of birds and the insects they feed on. Can he invert the pyramid to show the flow of energy?

Who experiences MORE force in her glove during a softball game, the catcher or the outfielder? Defend your answer. Use FΔT=mΔv in your explanation.

A resistor R1 is wired to a battery, then resistor R2 is added in series. Are (a) the potential difference across R1 and (b) the current i1 through R1 now more than, less than, or the same as previously?

a 350 n force is required to accelerate a giant tortoise at 7 m/s2. what is the weight of the tortoise

A published hypothesis: O is accepted by the scientific community Oshould be tested by the scientific community does not need to be tested Obecomes a scientific law ?

A supercomputer can do 136.8 terra calculations per second. How many calculations can it do in a microsecond

What kinds of space and matter can light travel through?

A capacitor is connected to a power source and begins charging. What causes the capacitor to stop charging while it is still connected to the power source?

Do the data for the second part of the experiment support or refute the second hypothesis? Be sure to explain your answer

The capacitance of a parallel-plate capacitor does not depend on: area of the plates medium between the plates distance between the plates the material of which the plates are made

Which sequence lists types of material in order from least conductive to most conductive