WorksheetsGENERAL REVIEW
Total questions: 12
Worksheet time: 7mins
1- How is electrical charge produced?
An electrical charge is produced when an atom loses or gains an electron.
When there are more electrons than protons.
When there are fewer electrons than protons.
None of the above.
When there are fewer electrons than protons, the charge is...
Positive
Negative
Neutral
None of the above.
The main components of an electrical circuit are:
Battery, lightbulb, switch and wires.
Sorce of energy and lightbulb.
Paralell and series.
All of the above.
How does the phenomena of attraction occur?
When two equal poles of a magnet face each other.
When two different poles of a magnet face each other.
When a metal paperclip gets close to a magnet and sticks to it.
B and C are correct.
How does the phenomena of repulsion occur?
When two equal poles of a magnet face each other.
When two different poles of a magnet face each other.
When two unequal poles of a magnet face each other.
None of the above.
How is electricity related to magnetism?
Due to the electric current generated by magnets.
Due to the magnetic field generated by electric current. Ex: electromagnet.
Since magnets with electricity: if you do not plug them, they will not work.
A and B are correct.
The greater the mass of an object, the greater its acceleration.
True
False
The law of inertia states that an object at rest stays in the same position unless a new force acts on it: _______________.
True
False
Newton’s third law of motion states that an object’s acceleration increases with more force and less mass:
True
False
Newton´s third law of motion states that every action has a reaction acting on the opposite direction:
True
False
Newton’s second law of motion states that an object’s acceleration increases with more force and less mass:
True
False
What does electromagnetism study?
The electric current generated by magnetism.
The magnetism generated by electric current.
The phenomena of attraction in certain materials.
All of the above.
