12 3 4 5 6 7 8 9 10 sheri studies to get good grades because this is what her parents expect of her. she wants to make them proud. this is an a. intrinsic motivational statement c. both of these b. extrinsic motivational statement d. none of these

b. Extrinsic motivational statement

Explanation:

This is an example of a extrinsic motivational statement. In this example, Sheri's motivation for getting good grades is her parents. She wants to make her parents proud, and she believes that this is what her parents expect of her. None of the motivations are internal. Therefore, Sheri's motivation is an extrinsic one.

answer is: c. the experiment shows that the red substance experienced a chemical change.

this is chemical change (chemical reaction), because two new substances are formed (metalig liquid and gas), the atoms are rearranged and the reaction is followed by an energy change.

this is example of chemical decomposition.

chemical decomposition (analysis) is the separation of a single chemical compound into its two or more elemental parts or to simpler compounds.  

chemical decomposition is opposite of chemical synthesis.

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