If you exert a force of 500 n to walk 4 m up a flight of stairs in 4 s, how much power do you use?

An 800 kg car is moving at 32 m/s. What magnitude force is needed to bring that car to a stop in 30 seconds?

1. what planet/star is the center of the solar system 2. shape of orbits, 3. based upon religion or science, 4. how many planets are in each model and their names, etc ... 5. Give lots of detail, you can always include more than necessary.

How to find the radius in centripetal force?

Which city has already hosted the Olympic Games three times?

What is the best prediction for what will happen when all of the hydrogen in the Sun has undergone fusion?

Technician A says balance shafts are used to counteract vibration created in the engine. Technician B says proper balancing of the engine is important for smooth operation. Which technician is correct?

Is it True or Flase that Materials that poor conductors are poor insulators?

A fish tank with insidd dimensions of 124 cm * 94 cm * 224 cm is filled with water, what is the volume?

In the 1920s what did Edmund hubble notice about the galaxies

A rod of mass M = 154 g and length L = 35 cm can rotate about a hinge at its left end and is initially at rest.