A child pulls a balloon for 12 m with a force of 1.0 n at an angle of 60 below horizontal. how much work does the child do on the balloon?

A flower pot falls from a balcony of an apartment building in Salem, Oregon and injures a person. Your job is to determine the apartment from which it originated. Video footage from the second floor indicates that it traveled past a 4.

An object of mass m is at rest at the top of a smooth slope of height h and length L. The coefficient of kinetic friction between the object and the surface, μk, is small enough that the object will slide down the slope if given a very small push to

15. Using 3 - 4 sentences, explain, in your own words, two ways you could cause an electrical current using only a wire and a horseshoe magnet.

With the wire back at its initial location, you connect a second identical battery in series with the first one.

A basketball, a soccer ball, and a bowling ball are approximately the same size. Which object most likely weighs more? Which object has the greater volume? Explain your answer

They are generally thought to be blank naturally occurring emotions that are present from birth

If an aircraft is loaded 90 pounds over maximum certificated gross weight and fuel (gasoline) is drained to bring the aircraft weight within limits, how much fuel should be drained?

3. Shortwave radio is broadcast between 3.50 and 29.7 MHz, To what range of wavelengths does this correspond? Why do you suppose this part of the spectrum is called shortwave radio?

How does a star's temperature change as the star ages from a main sequence star to a red giant and from a red giant to a white dwarf?

What factors in the atmosphere seem to have the greatest effect in the amount of radiation received from the sun?