Electricity Assessment Review

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Like gravity, electricity is what is called a...

• contact force
• non-contact force
• nuclear force
• non of the above

Ella is learning about how electrical fields and _______________ are non-contact forces that power electronic devices like cell phones in her science class.

• electrical charges

• neutral charges

• gravitational charges

• non of the above

Sophia is conducting an experiment in her physics class. She observes that certain objects have just as many negative charges as they do positive charges. These objects are considered...

• positive

• negative

• neutral

• circuits

Amelia and Charlotte are experimenting with magnets. They discover that the strength of electrical forces depends on two factors; __________________.

• strength of charge and greater distance

• strength of charge and distance

• strength of neutral charges and distance

• non of the above

Oliver and Jordan were playing with magnets. Noah noticed that a _____________________charged object will repel a positively charged object.

• negatively

• neutrally

• positively

• non of the above

Timani and Lauren are playing with balloons. Aria rubs her balloon on her hair, making it a _____________________charged object. This balloon will attract Grace's positively charged balloon.

• negatively

• neutrally

• positively

• non of the above

True or False, Davon is demonstrating the correct direction of electrical current going from the battery to the bulb and back to the battery.

• True

• False

Bryce and Jorge each have a balloon. These two balloons will...

• attract each other.

• repel each other.

• neither repel or attract.

Damian and Everette each have a balloon. These two balloons will...

• attract each other.

• repel each other.

• neither repel or attract.