Joe used a 750 watt 1/2" cordless drill to put together a bookcase. Calculate the work involved in this thirty minute process.

A)

2.4 J

B)

60 J

C)

22,500 J

D)

1,350,000 J

According to this lesson, how many major ice ages has the earth undergone? A. 2 B. 3 C. 4 D. 5

Sediments carried as small solids in the flow of the stream are the load

Scientists use satellites to measure the a. ocean floor depth. b. size of underwater features. c. sea-surface height. d. ocean's salinity.

Um objeto sobe verticalmente com velocidade de 10m/s. Quando sua altura é de 60m, uma parte desse objeto cai. Considerando g=10m/s², determine:

If a 400 N force is applied to a 10 kg object, how fast will it accelerate? a) 40 m/s2 b) 40000 m/s2 c) 4000 m/s2 d) 4 m/s2

Which is the farthest known planet from the sun? a. Jupiter b. Saturn c. Uranus d. Neptune

Laser light of wavelength 470 nm shines on a pair of slits at normal incidence, producing a pattern of maxima on a large screen 92.0 cm away from the slits. The second order maximum is observed to be 31.7 cm away from the central maximum. a.

What does the slope of a line of best fit represent

A bowling ball is pushed with a force of 22.0N and accerlates at 5.5 m/s square. What is the mass of the bowling ball A - 4.0 kg B-0.25 kg C-25 kg D-4.00 kg

How to eat butter. I want to know how you all eat the butter.