Which "sphere" contains clouds, ice, , water vapor, and goes 10,000 kilometers high? A. Atmosphere

B. Biosphere

C. Magnetosphere

D. Hydrosphere

E. Lithosphere

Let the ed50 of a recreational drug be defined as the amount required for 50% of a test group to feel high or get a buzz. if the ed50 value of ethanol is 470 mg/kg body mass, what dose would a 70 kg party goer need to quickly consume in order to have a 50% chance of getting a buzz? 235 mg 470 mg 32,900 mg 35,000,000 mg

11) burning your hand when accidentally touching a hot plate is an example of which heat transfer? a. conduction b. convection c. radiation d. none of these

What are some natural measures of time