Suppose you throw a rock off a cliff on earth with an initial horizontal velocity of 3 m/s. assuming minimal drag and no wind, the horizontal velocity of the rock a. increases as it falls. b. decreases as it falls. c. is 0 m/s just before it lands. d. remains constant throughout the fall.

The us government wants to allocate billions of dollars in the next 10 years to assure our future energy security. the funds will be spread among a variety of possible energy resources. where do you think the government should put the greatest support: solar energy, wind energy, clean coal, oil exploration, gas exploration, or a combination of sources? are there other efforts that should be explored? support your position with cited information for both questions.

Determine the force the sun exerts on an object with a mass of 80.0 kg if that object is on the earth. what is the force exerted by the moon on the same object? what is the force the earth exerts on it?

Which property is expressed in distance units? o a. period o b. wavelength o c. speed o d. frequency