Introduction to Electricity - WS

Multiple Choice

what is an electric cell?

• a device that converts mechanical energy into electrical energy

• a device that turns stored chemical energy into electrical energy

• a device that devours electrical energy

• a device that converts static electricity into mechanical energy

Multiple Choice

Which of the following is NOT a good conductor of electricity?

• Copper

• Aluminum

• Rubber

• Gold

Multiple Choice

What is the smallest unit of matter that keeps the properties of an element?

• Atom

• Molecule

• Compound

• Element

Multiple Choice

What are the main components of an atom as shown in the diagrams?

• Protons, Neutrons, Electrons

• Electrons, Photons, Neutrons

• Protons, Electrons, Photons

• Neutrons, Electrons, Nucleus

Open Ended

Using the key vocabulary we just learned, explain in your own words what an ion is and how a battery uses its poles to create electricity.

Multiple Choice

Which is an electron?

• A
• B
• C

Multiple Choice

What are the 3 particles that make-up the atom?

• protons, neutrons, and isotopes
• neutrons, isotopes, and electrons
• positives, negatives, and electrons
• protons, neutrons, and electrons

Open Ended

What are the particles circulating around the Nucleus

Fill in the Blank

_____ are found in the nucleus, they have positive charge, and a mass of 1.

Multiple Choice

What happens during the process of ionization?

• An atom breaks apart into smaller atoms.

• An atom gains or loses electrons.

• Protons and neutrons are exchanged between atoms.

• An atom loses its nucleus.

Open Ended

Explain how the positive and negative poles of a battery work together to create a flow of electricity.

Multiple Choice

What is the charge of an electron, and what is its location in an atom?

• Negative charge, located in nucleus.

• Neutral charge, located in nucleus.

• Negative charge, located in the orbitals/cloud.

• Neutral charge, located in the orbitals/cloud.

Multiple Choice

What is the charge of a proton, and what is its location in an atom?

• Neutral charge, located in nucleus.

• Positive charge, located in nucleus.

• Neutral charge, located in the orbitals/cloud.

• Positive charge, located in the orbitals/cloud.

Multiple Choice

How are electrons different from protons and neutrons?

• Protons and neutrons are negatively charged; electrons are positively charged.

• Protons and neutrons exist inside atomic nuclei; electrons orbit atomic nuclei.

• Electrons exist inside atomic nuclei; protons and neutrons orbit atomic nuclei.

• Protons and neutrons are positively charged; electrons have no charge.

Fill in the Blank

A proton has a...charge.

Fill in the Blank

A atom that looses one or more electrons becomes a _________ ion.

Fill in the Blank

A atom that gains one or more electrons becomes a _________ ion.

Fill in the Blank

Protons have a ________ electric charge.

Categorize

Options (9)

Positive Charge

No Charge

Negative Charge

Orbit Nucleus

Along with protons, determines the atom’s mass.

Has a very small mass

Can be gained or lost during chemical reactions

Interacts with electrons through electromagnetic force

Neutral particle

Identify each statement as describing a proton (p), neutron (n), or electron (e). - Positively charged. - Negatively charged. - No charge. - Orbit the nucleus. - Determines the atom’s elemental identity. - Determines what chemical bonds the atom will form. - Along with protons, determines the atom’s mass.

Proton

Neutron

Electron

Poll

How confident do you feel about this topic now?

• Very confident
• Somewhat confident
• Not confident