A box weighing 4.0 N is lifted 3.0 meters. How much work is done on the box?

0.0 J

1.0 J

7.0 J

12 J

A superhero flies 149 m from the top of a tall building at an angle of 25 ◦ below the horizontal. What is the horizontal component of the superhero's displacement? Answer in units of m.

An example of mechanical energy being converted into heat energy is

When nonmetals bond with other atoms, what usually happens? They give electrons. They share electrons. They form bases. They form acids.

A patient is receiving treatments for brain cancer. Which electromagnetic waves are most likely being used as part of the treatment?

Electromagnetic radiation with a frequency of 8.6 x 1014 hz incident on an unknown metal surface causes ejection of photoelectrons with kinetic energies of 1.3 x 10-19 j. what is the unknown metal?

PV = nRT, is the a. equation of state of an ideal gas b. theorem of equipartition of energy c. second law of thermodynamics

Which conducting electricity has the most harmful effects?

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