What information would you have to know to determine the toughness of a solid? a. how much kinetic energy it absorbed before it broke
b. its mass and volume
c. what materials are able to scratch
d. it its mass

Many birth-control pills release a constant amount of synthetic estradiols and progesterone for 21 days. true or false

Question 14 (5 points)all organisms on earth require energy to live. which statement best describes how ferns, people, and flatworms obtain energy? a. ferns produce atp during photosynthesis, while flatworms and people produce atpduring digestion. b.ferns and flatworms absorb food from their surroundings, while people must digest foodfound in their surroundings. c.producers such as ferns do not require a source of energy, while flatworms and humansmust consume food for energy. d.ferns produce glucose that can be broken down by cellular respiration, while flatwormsand people digest foods containing glucose for use in cellular respiration.

Which of the above graphs represent the change in finch beak depth that would occur during a sustained drought