Express the following in scientific notation:

1. 6,000,000,000,000,000,000,000

2. 547,000

3. 3,507,000,000

4. 0.0004650

If a box weighs 20 newtons, will a force of 20 newtons push it?

What is M=35g, V=17cm³

Two charged particles repel each other with a force f. if the charge of one of the particles is doubled and the distance between them is doubled, then the force will be

Simlarity between longitudanal and transverse waves

A skydiver jumps out of a hovering helicopter, so there is no forward velocity. Just as the skydiver steps out of the helicopter, someone who's watching starts a stopwatch. So the time is zero as the skydiver steps out of the plane.

A 1kg of compound a with specific heat capacity of 1000J is heated increasing its temp by 1 degree. How much energy has been added to block

When the surfaces of two semi-infinite solids at different uniform initial temperatures are brought into intimate contact with each other, the following statements are correct: The heat flux from one surface equals that into the other.

if the accepted thickness of aluminum foil is 1.5x10^5 is your answer percise, accurate or both. explain your answer

An object is thrown upwards with the speed of 40.0 km/hr in 5 second, calculate the distance in millimeters (mm).

What controls the net direction of molecules?