How many watts in a kilowatt

Do people use uranium for anything?

How far does a spring, with a k constant of 3 N/m, stretch when a weight of 3 N is hung from it

Why are some rocks smooth and others rough?

Observe the patten of earthquakes and volcanoes in relation to the crustal plates, are they scattered all over the plates or is it there a pattern? Describe your observations.

Suppose that data are stored on 8.54-gbyte single-sided, double-layer dvds that weigh 15 g each. suppose that an eurostar rail service train, london to paris via chunnel, carries 10 4 kg of these dvds.

2) A window washer pulls themselves upward using a bucket pulley apparatus. A) How hard must pull downward to raise herself slowly at a constant speed? B) If she increases this force by 15%, what will her acceleration be?

A star with an original mass of 8 to 25 solar masses will ultimately become a? a) red giant b) white dwarf c) neutron star d) main sequence star

Racewalking involves more impact than running. true false

Why would an object float in water, but sink in rubbing alcohol?

What happens to the volume of solids, liquids, and gases when they are heated. Devise your own chart for your answer.