Based on the diagram of a roller coaster car on a roller coaster track, what statement is true?

The ph is the a. independent variable b. the dependent variable c. control group

The friction of the water on a boat produces an acceleration of -10. m/s2. if the boat is traveling at 30. m/s and the motor is shut off, how long it take the boat to slow down to 5.0 m/s?

Ais a multilevel way of grouping items based on common properties among them. a. memory b. conceptual hierarchy c. schema d. semantic network