1. A model can come in many shapes, sizes, and styles.
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2. Models can help scientists communicate their ideas, understand processes, and make predictions.
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3. Thomson's experiments with cathode ray tubes showed that all atoms contain tiny negatively charged subatomic particles or electrons.
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4. The plum pudding model has electrons surrounded by a volume of positive charge
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5. Electrons are kept in the orbit around the nucleus by the electromagnetic force.
IamSugarbee
Answer:
There is no friction between the card and the cup.
Explanation:
Answer:
He could re read his answear.
Explanation:
|Momentum| = (mass) x (speed)
225 kg-m/s =(50kg) x (speed)
Divide each side by (50kg): Speed=(225 kg-m/s) / (50 kg) = 4.5 m/s .
Regarding the velocity, nothing can be said other than the speed, because
we have no information regarding the direction of the object's motion.
Answer:
from the positive end of the battery through the capacitor through the resistors to the negative end...
Current flows from higher potential (+) to lower potential (-)..
