Photoautotrophs use co2 as an energy source and light as an electron source light as an energy source and co2 as a carbon source light as an energy source and methane as a carbon source n2 as an energy source and light as a carbon source

Transfer chemicals from one location to another to weather objects. a-water b-physical weathering c-chemical weathering

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.

What is the coefficient of kinetic friction μk between the block and the tabletop?