Electricity and Currents

What is the electrical charge of a proton?

• positive

• negative

• neutral

What is the electrical charge of a electron?

• postive

• negative

• neutral

What is the electrical charge of a neutron?

• positive

• negative

• neutral

The law of electric charge states that....

• only positive charges are attracted to each other

• opposite charges attract each other and like charges repel each other

• opposite charges repel each other and sometimes attract each other

• only negative charges are attracted to each other

the sum of kinetic and potential energy

• mechanical

• solar

• nuclear

• chemical

• thermal

energy of movement

• kinetic
• potential

also known as stored energy

• kinetic
• potential

stored in chemical bonds and released in chemical reactions

• mechanical energy
• chemical energy
• potential energy
• kinetic energy
• solar energy

What is solar energy?

• energy that can bring you to the sun
• energy carried by electromagnetic radiation from the sun
• energy that makes the sun become hot and bright
• form of energy that will not work if there is a moon

energy generated by the formation of new atoms

• mechanical energy
• nuclear energy
• potential energy
• kinetic energy
• solar energy