Several experiments in the 1800s demonstrated that the tips of plants are responsible for detecting light, which causes the stem of the plant to elongate and bend towards the light. Which of these phrases are accurate about the experimental design and its validity?

Mrs. smith ordered a root beer float (vanilla ice cream + root beer). mrs. smith noticed that the three states of matter (solid, liquid, and gas) all existed simultaneously in her root beer float. a. identify each phase of matter in the root beer float. b. describe the particles of all three phases of matter in the root beer float. (how are the particles arranged and moving? ) c. identify one phase change you would see in a root beer float and described what causes this change.

Ajet plane is speeding down the runway during takeoff. air resistance is not negligible. identify the forces on the jet.

Which statement accurately represents the arrangement of electrons in bohr’s atomic model?