What is the work required to raise a 10. kg object from the surface of the Earth to a height of 2.0 m?

A. 5.0 J

B. 20. J

C. 2.0 E2 J

D. 2.0 E3 J

What do ocean waves and sound waves have in common

If the temperature of the steam in a pwr is 315°c (600°f), what is the maximum efficiency obtainable from the power plant?

If the speed of x meters per second is equivalent to the speed of y kilometers per hour, what is y in terms of x? (1 kilometer = 1,000 meters) A. 5x/18 B. 6x/5 C. 18x/5 D. 60x E. 3,600,000x

What is one way in which objects transfer momentum? Explain.

James rode his bike 0.65 hours and traveled 8.45 km. What was his speed?

What happens to the resistance of a wire as its length increases? A. The resistance decreases. B. The resistance is not affected by a change in wire length. C. The resistance alternates between high and low values. D. The resistance increases.

What is true about molecular compounds that dissolve in water

What is a lenticular (S0) galaxy? A galaxy with a disk and central bulge like a spiral galaxy, but with no spiral arms A galaxy with a smooth brightness profile, lacking the central bulge and disk of a spiral galaxy A spiral galaxy with fuzzy and

Which process causes wells on land to become saline, making them unusable for drinking water? A. Erosion B. Echo sounding C. Eutrophication D. Groundwater infiltration

A farmer uses a tractor to pull a 150 kg bale of hay up a 15∘ incline to the barn at a steady 5.0 km/h. The coefficient of kinetic friction between the bale and the ramp is 0.40. Part A What is the tractor's power output?