BACKGROUND INFORMATION What affects the rate of reaction? 1) The surface area of the magnesium. 2) The temperature of the reaction. 3) Concentration of the hydrochloric acid. 4) Presence of a catalyst. In the experiment we use hydrochloric acid which reacts with the magnesium to ...

Title: GreenHouse Earth ... # 20 Problem: To determine what surface and color best obsorbs heat. Materials: 2 plastic hemispheres with tops a bases dark, and dry soil c-clamp 2 celcius thermometers heat lamp clock or timer colored pencils tape Safety Percautions: Be sure to keep wa...

Problem Statement 3 Hypothesis 3 Background 3 Data and Methods 4 Results and Conclusions 4 Problem Statement Is it true that the further away from the ocean it is, the wider the temperature range? Hypothesis The ...