The old electricity meters with disk using sapphire bearings for friction to be minimal to not aggravate metering
C. Forces have mass and take up space
First put your turn signal on, next check for any ongoing traffic and wait until it is clear lastly start to drift into the lane you need to clear away from traffic
Answer:
The voltage of the battery
Answer:
Magnetism is the force exerted by magnets when they attract or repel each other.