Gravity Fields
Electric Fields
Vocabulary
Magnetic Fields
Field Basics
100
What is the definition of a Gravitational field?
What is the attractive effect, considered as extending throughout space, of matter on another matter
100
The direction of the field is taken to be the direction of the force it would exert on a...
positive test charge
100
The force that objects exert on each other is called...
Gravity
100
Field lines ______ or come together at the poles.
Converge
100
What idea did the scientists understand on why the forces acted the way they did when objects touched?
What are Contact forces
200
What does gravity depend on?
What is mass and distance
200
The electric field is radially______ and in toward a ______.
1.)Outward from a positive charge 2.)Negative point charge
200
Positive charges inside atoms are called...
Protons
200
______ are the points where the magnetic field lines begin and end.
Magnetic Poles
200
What idea confused the scientists on how an object could be affected without being touched?
What is Non-Contact forces
300
What does gravity give any object?
What is mass
300
Where are the protons located in the atom?
The nucleus
300
A negative charge inside an atom are called...
Neutrons
300
______ are produced by electric currents.
Magnetic Fields
300
What idea helped the scientists explain what was happening with the Non-Contact forces?
What is the idea of field
400
What does Earth's gravitational pull do to objects in the solar systems?
What is keeps then in orbit
400
What are moving electrons primarily responsible for?
Electricity
400
Force in which an object comes in contact with another object is called...
Contact force
400
Magnetic fields are areas where an object ______
Exhibits a magnetic influence
400
What did the scientists imagine was around the object?
What is a gravitational area
500
What is the formula for Gravitational Field strength?
What is A= GMp/R^2
500
What are electric fields defined as?
Electric force per unit charge
500
What is the law of conservation of energy?
Energy can not be destroyed nor created but can change form
500
The magnetic field of an electromagnetic is produced by ________ around a piece of iron.
Wrapping an electric wire
500
Name all the examples of Non-Contact Forces
What is Gravitational Force, Electric Force, and Magnetic Force
M
e
n
u