Can two people do different work, but have the same power?

4 uses of plane mirror

A ruby has a density of 3.9 g/cm³. What is the mass of the ruby, if its volume is 5 cm³? A. 0.78 g B. 1.28 g C. 8.9 g D. 19.5 g

Desiree has a scientific question that she wants to investigate. She has developed a hypothesis and method for her experiment. Which step of scientific inquiry should Desiree take next?

Compare the magnitude and range of the four basic forces - gravitational, electromagnetic, weak nuclear and strong nuclear.

In a ballistics test, a 1.50-g bullet is fired through a 28.0-kg block traveling horizontally toward the bullet. In this test, the bullet takes 11.4 ms to pass through the block as it reverses the block's velocity from 1.75 m/s to the right to 1.

The power that a resistor must dissipate is jointly proportional to the square of the current flowing through the resistor and the resistance of the resistor.

Stress is a factor that contributes to heart disease risk. true or false

What is the difference between cementation and compaction?

Is it possible for a baseball to have as large a momentum as a much more massive bowling ball

A simple pendulum with length 1.6 m and mass 21 kg is pulled 20◦ from the vertical and released. If it is allowed to swing until it comes to rest, how much energy was converted into heat? The acceleration of gravity is 9.8 m/s 2.