Mae Is studying evaporation as part of her science fair project. She wants to answer the following question: What variables affect the rate of evaporation of water? She thinks that temperature and humidity affect evaporation rate. Has she formed a hypothesis, a scientific law, or a scientific theory? A. A hypothesis B. A scientific law O C. A scientific theory D. None of the above

Acar company is testing seatbelts using crash test dummies. the company finds that when cars come to a sudden stop, the crash test dummies' bodies continue to move forward. the seat belt keeps the crash test dummies from hitting the back of the seat in front of them. why do the crash test dummies' bodies continue to move forward even though the car stopped? a. the friction opposing their bodies' movement keeps them in motion. b. the inertia of their bodies keeps them in motion. c. the forward acceleration of the car keeps them in motion. d. the gravity pulling on the car keeps them in motion.

Which best describes the nucleus of an atom a. it is where all of the particle s of the atom are located b. it is the negatively charged part of the atom c. it is where the electrons and the protons are located d. it is the part of the atom with the greatest mass

Sequence how oxygen accumulated in the atmosphere and the effect it had on life by completing the flowchart