Static Electricity review

Static Electricity

Magic or Science?

Poll

Do you think this is MAGIC or SCIENCE?

• MAGIC!

• SCIENCE!

​Two types of electrical charge

Meet two opposites:

Negative -

and

Positive +

Positive and negative attract each other

Meet two like charges:

The charge are so small that we can't see them.

​lets play with …

static Electricity

Static Electricity

most objects have chaged particles and so have equal amounts of positive charge and negative charge

Static Electricity

If there are more negative charge on the object then its statically charged

What happens when it a statically charge object is near a balanced charged object?

Let's test your memory

Here we go!

Multiple Choice

Particles are made up of positive charge and negative charge.

• true

• false

Multiple Choice

Electric charge can be seen

• true

• false

Multiple Choice

What happens when a negative charge meets with a positive charge?

• attract

• repel

Multiple Choice

What happens when a positive charge meets with a positive charge?

• attract

• repel

Multiple Choice

What happens when a negative charge meets with a negative charge?

• attract

• repel

Multiple Choice

Do all objects have charged particles?

• yes

• no

Multiple Choice

Static electricity is the

• electricity from balloon

• the charge of the balloon

• buildup of electrical charge

Multiple Choice

If you rub two balloons with a wool cloth,

• the balloons will attract each other.

• the balloons will not affect each other.

• the balloons will repel each other.

• the balloons will pop.

Multiple Choice

• Attract

• Repel

Multiple Choice

• Attract

• Repel

Multiple Choice

What makes someone’s hair to stick out on a plastic slide?

• static electricity

• clouds

• super-intelligence

Multiple Choice

Will the balloons ATTRACT or REPEL each other?

Multiple Choice

Will the balloons ATTRACT or REPEL each other?

Multiple Choice

Static electricity can "jump" from the charged object to another object, causing . . .

• static cling (objects sticking together)

• electric discharge (and a shock!)

Multiple Choice

The girl's hair and the comb are attracting  one another.  The hair and the comb have

• opposite charges
• like charges

Multiple Choice

Why is the balloon attracted to the cat?

• The balloon and the cat's hair have opposite electric charges

• The cat sat in glue

• The balloon is in love with the cat

• The balloon and the cat's hair have the same electric charges