Energy
What are the 3 states of matter?
Solid, Liquid, Gas
What does thermal mean?
heat
What is the back and forth movement that creates a sound?
Vibration
When 2 objects have the same charge, what happens when they are by each other?
They repel
What is Miss Caldwells favorite subject?
math
Which has more density: a potato or cotton ball
The potato
What object is the best conductor of heat?
Anything that is metal
What is the term for how high or low a sound is?
Pitch
What are some good insulators?
Rubber, plastic and glass.
What is Miss Caldwells favorite color?
Green
What happens when water boils?
it turns into a gas (water vapor)
What are the 3 ways that thermal energy can be transferred?
Conduction, convection and radiation
What causes a sonic boom?
an object moving faster than the speed of sound
What type of circuit are Christmas lights an example of?
Series Circuit
What is my favorite animal?
Frogs!
What are the 2 factors that affect the state of matter of an object?
Temperature and pressure
Why does a black shirt feel warmer than a white shirt does in the sun?
black absorbs more radiation than white does
How can you change the pitch of something?
changing length and the tension
What is a parallel circuit?
a circuit where electricity has multiple paths to flow through.
What kind of pet does Miss Caldwell have?
A dog.
Why does a crayon sink and a pencil float in water?
crayons are denser than a pencil is
Why does hot air rise and cold air sink?
Warm air is less dense
Why can you see the flash of lightning before hearing the thunder?
The speed of light travels faster than the speed of sound.
What is current electricity, versus static electricity?
Static is a build up of charge
Electric is a continuous flow of a charge.
What grade does Miss Caldwell want to teach?
3rd or 4th grade