Which scientist was the first to propose the heliocentric model of the universe?

Identify the type of synthetic material used in each object

Classify each possible hypothesis about a medicinal aloe vera plant as falsifiable or non-falsifiable. aloe vera gel is the best natural skin moisturizer. aloe vera gel can heal wounds by boosting cell renewal. aloe vera juice tastes better than carrot juice. drinking aloe juice can reduce the risk of lung cancer.

How much energy is supplied to each coulomb of charge that flows through a 12-v battery?