~ a salad is . A. Element
B. Composite
C. Homogeneous mixtures
D. Heterogeneous mixtures

Which of the following is an oxidation-reduction reaction? (pictured below)

(drag each tile to the correct location.) categorize each term as something that is typical of a scientific theory, a scientific hypothesis, or both. - a tentative statement used to guide scientific investigations. - makes predictions about future events. - can be tested by many independent researchers. - based on observations of natural phenomena. - a well-established, highly reliable explanation.

Which of the following was a characteristic of a dromaeosaur? modified front claw grasping with their forelimbs both a and b none of the above