Waves combine to make a wave with larger amplitude in a process called

a. destructive interference.

b. constructive interference.

c. reflection.

d. refraction.

Clothes in a dryer acquire static cling by a. friction. b. conduction. c. induction. d. static discharge.

Using the rules of significant rules what do you get when you add 24.545 and 307.3?

Choose all the answers that apply. Which of the following are chemical changes? rusting souring melting boiling freezing

A glass jug can be used to play different pitched sounds by blowing air over the opening of the jug and vibrating the air molecules inside the jug. The sound fluctuates with the amount of liquid in the jug, similar to the length of a pipe organ.

Why would you expect sodium (Na) to react strongly with chlorine (Cl) ? 1. They both need to lose one electron. 2. They both need to gain one electron. 3. Sodium needs to lose one electron, and chlorine needs to gain one electron. 4.

What is the primary function of the small intestines

A nuclear power plant generates a total of 150mw of power and 45% of this power is wasted heat that is discharged on the cooling water of a river. the river flows at 660.43 gal/s and has an upstream temperature of 64.4 ⁰f.

The universe is believed to have been form from a very dense fireball billions of years ago.

What does the slope of the line on this velocity versus time graph represent? A. positive deceleration B. zero acceleration C. positive acceleration D. negative acceleration

Which of the following objects has the greatest kinetic energy? a baseball flying through the air at 90 miles per hour a baseball flying through the air at 45 miles per hour a baseball flying through the air at 20 miles per hour a baseball sitting