Which of the following is NOT true about light waves?

1. Heat from the sun is a type of light wave
2. Human eyes can only see a limited range of light waves
3. All light waves have the same frequency
4. Light waves come in a spectrum of wavelengths

What happens to the light rays when they hit the specimen?

Ameter stick is pivoted at the 0.50-m line. a 3.0-kg object is hung from the 0.15-m line. where should a 5.0-kg object be hung to achieve equilibrium (the meter stick oriented horizontal and motionless)?

As a pendulum bob swings back and forth several times, the maximum height it reaches becomes less and less. this is because more and more of the pendulum bob's energy is being transformed into a. heat energy b. kinetic energy c. potential energy d. kinetic energy and potential energy