Forms of Energy
What are examples of light energy?
Candle, light, the Sun, etc\.
What is the difference between an insulator and a conductor?
An insulator stops the flow of energy and a conductor lets heat flow
Wind and water
What are examples of things that cause motion?
A radio uses what type of energy?
Sound energy, light energy, mechanical energy
What materials keep liquid warm?
Thermos (insulator)
What is the difference between volume and pitch?
Volume is the amount of energy a sound has, and pitch is how fast or slow the sound waves move
Wind
A student plugs a pencil sharpener into a wall outlet. What type of energy powers the pencil sharpener?
Electrical energy
Placing rice on a speaker playing music shows what two types of energy?
Sound energy & mechanical energy
Jackson has four items: a candle, a lamp, a phone, and a match. Which item produces a different form of energy than the other three items?
A phone (sound energy)
If a bottle is mostly filled water, will the pitch be high or low?
High pitched
Squeeze the end of a straw and blow into it. Cut the straw in half and blow into it. Was the second sound higher or lower pitched?
Higher pitched