Static Electricity
When two objects experience a pull towards one another, they are experiencing this type of force. Opposite charges will experience this.
What is attraction
At the center of an atom is an area called the _____.
What is the nucleus
When Mr. Jensen touched the metal ball that produces sparks, this was the result
What is "his hair stood up"
Particles with this charge are able to move.
(positive or negative)
What is negative
When two objects experience a push away from one another they are experiencing this type of force. Same charges will experience this.
What is repultion
These are the negatively charged subatomic particles that travel around the outside of an atom
When we placed the pie plates on top of the Van de Graaff this was the result.
What is "they flew off"
If an atom has 3 protons and one electron then this is its net charge
What is "+2"
The two types of electric charges are _______ and _______
what are positive and negative
In the Bohr model of the atom, electrons move around the outside of the atom on paths called ______.
What are shells
This is the name of the metal ball machine that produces sparks that we used in class
What is a Van de Graaff generator
(does not need to be spelled perfectly)
This is the name for an atom that has gained or lost electrons and now has a net electric.
What is an ion
A type of force that is created by electical charges
What is Electrostatic force
Inside the nucleus, there are positively charged particles called _____.
What are Protons
The electron was discovered by this scientist
Who is J.J. Thomson
when two objects touch, and one of the objects has more electrons than the other, electrons are transferred from the object with more electrons to the object with fewer. This method of heat transfer is called _____.
What is conduction?
If a negatively charged object is brought near a neutral object, the electrons in the neutral object will be _____. This process is known as _______.
What is repelled and induction
The neutral subatomic particles found in the nucleus of an atom are ________.
What are neutrons
Inside the Van de Graaff generator there were several components. One was a mesh made of this metal.
What is copper
When rubbing your socks on the carpet, your socks pick up electrons from the carpet. This creates an electric charge in both your socks and the carpet. This is an example of what method of electron transfer?
What is Triboelectric charging