What is an example of friction a. slipping on a pitch of ice

b. dropping a book on the floor

c. diving into a swimming pool

d. wind blowing against you as you walk

Which is true of chemicals? a. things containing chemicals always cost a lot of money. b. chemicals are never dangerous. c. chemicals are in many substances in a home. d. chemicals are rarely found on earth.

Which of the following best supports the concept that genetic information is passed on to offspring from both of their parents, not just one?

Aglow stick contains a glass vial with chemicals. when the glow stick is bent, the vial breaks and the chemicals react to produce a glow. a science student observes that a glow stick kept in the freezer glows for a longer duration than a glow stick kept at room temperature. what conclusion can be drawn based on the observation? be sure to note the outcome and test variables in the conclusion.