Which claim can be made using both facts?
research to determine whether fluoride can
cause cancer in humans has not been
performed.
it is possible that there is a link between
gender and fluoride's ability to cause certain
types of cancer.
fluoride in the drinking water is safe at any
level for humans, but not so for small animals
like mice and rats.

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.

Sawyer is studying diffraction. he draws a diagram of a plane wave to show how light waves travel. which best describes sawyer’s error? the wave fronts should be perpendicular to the direction in which the waves move. the arrow showing the direction of movement of the waves should be pointing to the left. the arrow showing the direction of movement of the waves should be pointing downward. the wave fronts should be both parallel and perpendicular to the direction in which the waves move.

What’s #16 asking and how do i solve it?