Which is a property of laser light that makes it useful for cutting metals?

A. its focused energy

B. its single color

C. its scattered energy

D. its multiple colors

Victoria has a crate of vegestables that weighs 100 newtons. she exerts a force of 100 newtons to lift the crate with a pulley. whats the mechanical advantage in this situation?

A person who weighs 782 n steps onto a spring scale in the bathroom, and the spring compresses by 0.547 cm. (a) what is the spring constant? (b) what is the weight of another person who compresses the spring by 0.336 cm?

How does urban development affect earths environment

If the pig can move the car 30 meters in 10 seconds then what is the speed for the car

A proton travels at a speed of 2.0 * 106 meters/second. Its velocity is at right angles with a magnetic field of strength 5.5 * 10-3 tesla. What is the magnitude of the magnetic force on the proton?

In equation y = mx means what

Sea anemones can produce completely new organisms by regeneration. Are these new organisms genetically identical to the parents? Why or why not

What are 3 types of muscle tissue still?

Which of the following is a true statement? * Waves do not transport matter through which they travel Waves can transport matter through solids, liquids and gases, but not through empty space.

What happens to the amplitude of a sound wave when energy transfer is increased? A As the transfer of energy is increased, the amplitude increases causing the sound to get louder.