Whats the difference between work and power

Suppose you wanted to be able to see astronauts on the moon. What is the smallest diameter of the objective lens required to resolve a 0.63 m object on the moon? (in m) Possible choices: A: 1.94

What keeps a star inflated against the pull of gravity, which wants the whole thing to collapse on the core?

What would happen if cranial nerve IV was damaged.

Describe a device that transforms thermal energy into another useful form. tes that

What's an air column

How does gravity relate to a streams ability to a erode and deposit materials

When Sr and F combine to form a compound, which atom (s) will become an anion?/ a Sr only b F only / c both Sr and F d neither Sr nor F

A bomb initially at rest on a smooth, horizontal surface is exploded into three pieces. Two pieces fly off at 90o to each other, a 2.0 kg piece at 20 m/s and a 3.0 kg piece at 12 m/s. The third piece flies off at 30 m/s.

Hubble measured the velocity of the movement of galaxies by using

Force is measured in newtons. A newton is based on base units in the metric system. What is a newton equal to in terms of units of mass and acceleration