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WorksheetsVocab and Concept Quiz 1 (Atoms and Electricity)
Total questions: 20
Worksheet time: 10mins
Which of the following best describes the relationship between protons, neutrons, and electrons in an atom?
They all have the same charge.
Protons and neutrons are in the nucleus; electrons orbit the nucleus.
Electrons and protons are in the nucleus; neutrons orbit the nucleus.
Neutrons and electrons are in the nucleus; protons orbit the nucleus.
If an atom has 8 protons, what is its atomic number?
4
8
16
0
If you increase the number of protons in an atom, what else increases?
Atomic Mass only
Atomic Number only
Both Atomic Number and Atomic Mass
Only the number of electrons
Which subatomic particle is responsible for the negative charge of an atom?
Proton
Electron
Neutron
Atomic Mass
Which of the following statements best explains why atoms are electrically neutral?
They have more protons than electrons.
They have equal numbers of protons and electrons.
They have more neutrons than protons.
They have no neutrons.
Which term describes the sum of protons and neutrons in an atom?
Atomic Number
Atomic Mass
Electric Field
Solenoid
Which of the following would increase the strength of an electromagnet?
Decreasing the number of coils
Increasing the electric current
Using a plastic core
Reducing the wire thickness
A solenoid is used in an electric circuit. What happens to the magnetic field if the direction of the current is reversed?
The magnetic field disappears
The magnetic field reverses direction
The magnetic field gets stronger
The magnetic field stays the same
Which statement best explains how a generator works?
It uses a magnetic field to create electric current by moving a coil of wire.
It stores electric charge for later use.
It converts electrical energy into heat.
It uses chemical reactions to produce electricity.
How does an electric motor use electromagnetism to produce motion?
By heating up the wires
By using a changing magnetic field to turn a coil
By storing energy in a battery
By increasing atomic mass
What is the subatomic particle with a positive charge found in the nucleus of an atom?
Electron
Proton
Neutron
Solenoid
Which subatomic particle has no electric charge?
Electron
Proton
Neutron
Generator
What term describes the flow of electric charge?
Electric Field
Electric Current
Atomic Number
Force
Which term refers to the region around a magnet where magnetic forces can be detected?
Electric Field
Magnetic Field
Electromagnet
Generator
What is the total number of protons in the nucleus of an atom called?
Atomic Mass
Atomic Number
Electric Field
Solenoid
Which device converts mechanical energy into electrical energy?
Electric Motor
Generator
Solenoid
Electromagnet
Which term describes a coil of wire that produces a magnetic field when an electric current passes through it?
Solenoid
Generator
Electric Motor
Atomic Number
What is the force that causes electric charges to move?
Magnetic Field
Electric Field
Atomic Mass
Neutron
Which device uses electricity to produce motion?
Generator
Electric Motor
Solenoid
Atomic Number
Which of the following best describes the difference between an electric field and a magnetic field?
An electric field is produced by moving charges, while a magnetic field is produced by stationary charges.
An electric field acts on electric charges, while a magnetic field acts on moving charges or magnets.
Both fields act only on protons.
Both fields are the same.
