Roller Coasters
This is the force that pulls the coaster toward the earth.
Gravity
Everything is made up of ___ ___ ___ ___ ___.
atoms
Magnets have two poles. What are they?
North and South
True or False? Static electricity is when you turn the light switch on.
False
What do we call the force of attraction of objects to the center of the Earth?
Gravity
This is the force that causes an object to slow down.
Friction
The smaller parts that make up atoms are called what? ***Hint***There are three.
Protons, electrons, and neutrons
What is a particular type of metal that is used for magnetism?
Iron
True of False? Protons have a positive charge.
True
What makes objects speed up, slow down, or change direction?
Forces
When building your coaster, it was important for your marble to gain WHAT in order to be able to make it over hills and to the end of the track?
Speed
What happens to two atoms with the SAME charge?
They will repel (move apart from each other).
What will happen if the S on one magnet and the S on another magnet are put next to each other?
They will repel or move away from one another.
True or False? Electrons have a positive charge.
False. Electrons have a negative charge.
What kind of energy is energy from motion?
Kinetic Energy
KINETIC energy is the energy of what?
Movement
What happens to two atoms that have DIFFERENT charges?
They attract (or come together).
Why will a magnet NOT stick to a wooden spoon?
The spoon that is wooden is not made with any magnetic metal, such as iron.
True or False? Neutrons have a negative charge.
False. Neutrons have a neutral (or NO) chrge.
What kind of energy is stored energy?
Potential Energy
Energy that is STORED up to be used in the future is called what?
Potential energy
What kind of charge do neutrons have?
neutral (no charge)
Name one object that was able to move the iron metal shavings around in the magnetic field that we experimented with?
Examples: magnetic bar, ceramic ring
True or False? Gravity causes a roller coaster to drop down a hill and speed up.
True. This turns the potential energy into kinetic energy.
If an object is not moving, then it is said to be at what?
Rest