Answer A: Connect a wire coil to an ammeter. Move a bar magnet into and out of the wire coil as you observe the ammeter.
Answer:
C.
The air pressure creates a vacuum in the straw that pulls the air into the liquid.
They both have two electron shells. Period indicates number of shells.
Answer:
1.584e10 = 15,840,000,000,000
Explanation:
250,000 miles
multiply the length value by 63360
25e4 x 63360
= 1.584e10
I think it’s :answer choice c
