A forklift raises a 1020 N crate 3.50 m up to a shelf l. How much work is done by the forklift on the crate? The forklift does J work on the crate.

Which of Einstein's theories was most important?

Which is an example of an open system? A. The carbon cycle B. The water cycle C. The universe D. A food web

How is sound detected by the brain? A. electromagnetic waves B. Bones amplifying sound C. Vibrations D. Electrical impulses from the ear

Discuss the difference between waveform graphs and vibration graphs

All but two gaps within a set of Venetian blinds have been blocked off to create a double-slit system. These gaps are separated by a distance of 5.0 cm. Infrared radiation is then passed through the two gaps in the blinds.

You're going to open the door further by giving it a brief, hard push. first, you'll push the door at its center. then, you'll push it near the door knob. both pushes are equally hard, and last the same length of time.

In which phenomenon does Earth's magnetic field play an important part? A retaining gases around Earth to form the atmosphere B. stratifying the atmosphere into layers c. movements of tectonic plates D. spreading of the sea floor E.

Make sure that you spend extra time warming up during - O O A. spring B. cold weather O c. the afternoon O D. a heat wave

Which of these forces could speed up a baseball? A) Applied and Frictional forces B) Applied and Gravitational forces C) Frictional and Gravitational forces

When you are travelling downhill on a roller coaster, you experience a light feeling in your stomach. why?