Question

What is considered to be the building block of all matter?

cells

electromagnetic currents

atoms

elements
Answer
List 2 ways that you can increase the strength of electromagnetic waves. Explain how each method will effectively increase the strength.



Note: Please explain in 8th grade level
Answer
Is “Adding more coils to the antenna” 8th grade level?
Answer
Compasses are designed so that they point to earth's magnetic north. What are some things that would prevent a compass from pointing to earth's magnetic north pole? Select all the correct answers.

being in a remote forest far from cities

a strong interfering magnetic field

dead compass batteries

a non-magnetic compass needle

high altitude

being in sealed wooden box
Answer
Identify the action and reaction forces for the rocket. (EXTRA CREDIT)
DRAG & DROP THE ANSWER

action force

reaction force

The top of the rocket is being pushed forwards and the exhaust flow is being pushed backwards
Answer
What single interaction are electric and magnetic forces a part of?

charges

friction

electromagnet
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