Science: Matter and Energy - Quiz 18

Rohan noticed that during a thunderstorm, lightning rods are used to divert unwanted electric charge directly into the earth. What is this process called?

• Induction

• Conduction

• Neutralizing

• Grounding

James rubbed a balloon on his hair and noticed it sticking to the wall. What is the simplest form of electricity he observed?

• Static electricity

• Current electricity

• Alternating current

• Direct current

Abigail is conducting an experiment in her physics class to measure the amount of electric charge transferred in a circuit. What is the SI unit of electric charge?

When Henry connects a battery to a light bulb, the flow of charge from the battery to the bulb is called ________.

• Voltage

• Resistance

• Current

• Power

Modified T/F:

In a classroom experiment, Ava observed that arrows indicating how a positive test charge in an electric field would move are called uniform fields.

Zoe is observing how a positive test charge moves in an electric field. The arrows that indicate this movement are called ________.

• Lines of electric force

• Uniform fields

• Magnetic lines

• Gravitational fields

James rubbed a balloon on his hair and noticed it sticking to the wall. What is the simplest form of electricity he observed?

During a science experiment, Oliver mixed salt into water and noticed that the solution could conduct electricity. What are liquids and solutions that contain ions called?

• Effluvia

• Plasma

• Electrolytes

• Cations

Elijah and Jackson are playing with a metal rod and a piece of wool. They notice that when they rub the wool on the rod, the rod becomes charged. What is the act of transferring electric charge between the rod and the wool through direct contact?

• Induction

• Conduction

• Radiation

• Convection

Elijah is conducting an experiment in his physics class to measure electric charge. What is the SI unit of electric charge?

• Ampere

• Volt

• Coulomb

• Ohm