Static Electricity & Magnets

Multiple Choice

Static electricity is a build-up of electric charge on the surface of objects. What usually causes this build-up?

• Rubbing certain materials together

• Heating objects

• Placing objects in water

• Shining light on objects

Open Ended

What is one everyday example of static electricity that you have experienced or observed?

Multiple Choice

What happens when you rub a balloon on your jumper, according to the explanation of static electricity?

• Electrons are transferred from the balloon to the jumper, making the balloon positively charged.

• Electrons are transferred from the jumper to the balloon, making the balloon negatively charged.

• Both the balloon and jumper become negatively charged.

• No charge transfer occurs.

Multiple Select

Which of the following are effects of charging a balloon by friction, as shown in the images?

• The balloon can stick to a wall.

• The balloon becomes positively charged.

• The balloon can attract small paper pieces.

• Your hair becomes positively charged.

Multiple Select

Which of the following are examples of static electricity in everyday life?

• Clothes sticking together after drying

• Lightning

• Getting a shock from a doorknob

• A magnet attracting iron nails

Open Ended

Describe a real-life situation where you have experienced static electricity. What happened and why do you think it occurred?

Multiple Choice

What materials can magnets attract, and what is the invisible force called that allows them to do this?

• Magnets attract plastic and wood using gravitational force.

• Magnets attract iron, nickel, and cobalt using magnetic force.

• Magnets attract glass and rubber using electrical force.

• Magnets attract copper and aluminum using magnetic force.

Multiple Choice

Which of the following materials is magnetic?

• Iron

• Plastic

• Wood

• Glass

Multiple Select

Which of the following statements about magnets is/are correct?

• Magnets have two poles: north and south.

• Like poles attract each other.

• Opposite poles attract each other.

• Magnets attract plastic and wood.

Open Ended

Describe the difference between attraction and repulsion in magnetic poles, and give an example of each.

Open Ended

What is one real-life situation where you have experienced static electricity? Describe what happened and how you think static electricity was involved.

Multiple Choice

How does static electricity build up on the surface of objects?

• By rubbing certain materials together, causing electrons to move

• By heating objects until they glow

• By placing objects in water

• By shining light on objects