Would the sum of 5.7cm and 6.2 cm need to be rounded? Why or why not?

Explain why chemical equation for photosynthesis shows conversation of mass.

A 3.0 kg ball is lifted two meters upward in two seconds, and a 6.0 kg ball is lifted one meter upward in one second? Which requires more work? Which uses more power?

Which of the following statements about the rings of the four jovian planets is not true? a. All rings lie within their planet's Roche zone b. All the particle orbits are fairly circular, near their planet's equatorial plane c.

The current in a 100-w bulb connected to a 120-v source is

How does adding thermal energy change the intermolecular force between atoms or molecules in an object?

What is the maximum angle a light ray can make with the wall of the core if it is to remain inside the fiber?

Heat transfer within a fluid takes place by a. convection currents. b. radiation. c. conduction. d. density. I think it's A

Compare and contrast how wind and glaciers abrade rock

An object of mass 10 kg is accelerated upward at 2 m/s squared. what force is required?

How much work does a supermarket checkout attendant do on a can of soup he pushes 0.600 m horizontally with a force of 5.00 N? Express your answer in joules and kilocalories.