Phases of Matter
Has a definite volume but not a definate shape
Liquid
Elizabeth has a glass rod, heated rubber, frozen plastic, and an iron nail. This is the object that is attracted to a bar magnet.
The iron nail
What is the energy of motion
Kinetic Energy
Some students test a plastic spoon as a connector in an electrical circuit. Electricity does not flow in the circuit. Plastic is most likely... A. a load. B. an energy source C. a conductor D. an insulator
Insulator
Name three types of energy
Electrical, Mechanical, Chemical, Thermal, Nuclear, Elastic, Sound
Has a definite shape and volume
Solid
Iron shavings placed around two magnets can show this.
Magnetic Field
If a bike is standing still it has....
A student is constructing an electrical circuit. Which of the following can provide energy for the circuit? A.electric generator B. Wire C. light bulb D.buzzer
A. an electric generator
Mrs. Nelson's favorite place?
Walt Disney World
In what state do molecules move extremely quickly and by bouncing off each other
Gas
Jacob found out that he could attract two magnets through a piece of cardboard, but not a thick block of wood. This is the reason why.
the block of wood was too thick for the magnetic force
What is the opposite energy of Kinetic energy?
potential energy
Which material will best conduct electricity? A. plastic B. rubber C. wood D. silver
Silver
What are all molecules always in a constant state of?
What is motion?
When a liquid is cooled it becomes what?
This is a push or pull of an object.
Force
True or false: Potential energy is movement energy? If false tell us what type of energy it really is.
False and stored energy
Explain how a switch works in an electrical circuit.
When the switch is on the circuit is closed so electricity can flow. When the switch is off the circuit is open so electricty cannot flow.
Mrs. Nelson's pets? How many?
When a gas is cooled it becomes a what?
A liquid
Every magnet has these.
Poles
the __________ an object moves, the more kinetic energy it has
faster or slower
faster
In a parallel circuit electricity has ______ path(s) to follow.
Many/Multiple
Mrs. Nelson's daughters names.
Kallie and Kinley