True or false: convection is the term used to describe how molecules move within a fluid such as a liquid or gas.

What two things must you know to find the momentum of an object? : (anyone?

If the results of a study do not support a hypothesis, it means that the experiment failed.

What is parallax mapping?

Units for frequency?

Carbon cycles through the biosphere in all of the following processes except

An automobile steering wheel is shown. The ideal mechanical advantage of this wheel and axle is. If a driver must exert a force of 2 N to overcome an axle resistance of 16 N, the AMA of the steering wheel is and its efficiency is__ %.?

How does the law of conservation of energy apply to machines? -Machines create energy from scratch. -Machines consume energy until no energy remains. -Energy transferred to a machine equals energy transferred from it.

As you turn up the volume on your mp3 player you are increasing

Which event would lead to an overpopulation of a species within a food web A. The grass was eaten by the rabbits stopped growing B. The population of wolves who ate the rabbits decreased C. The grasshopper were affected by the diseased grass D.

Which of the following is true A) land heats less rapidly than water B) land heats more rapidly than water C) land reaches higher temperatures than water D) both b and c