What is magneifer?

Why is this sentence Ineffective? Does A scientist tries new approaches to arrive at solutions? Why is the optimum temperature for E. coli 37 degrees celsius? Why do hot objects cool down more quicker than cool objects? Describe how particles change as they change state from solid to liquid? The process scientists use to answer a question or test an idea is called? Why did joule's father built him a science lab when he was young? WHAT knob should you use when you are first focusing the microscope? What is a conceptual block discuss conceptual block burrting? Why are expirements repeated? What is the thin structure that surrounds and protects the nucleus? If you put rope in salt water and then burn it will it stay together? Why do you need charcoal sand and gravel for the water filter? What unit would you use to measure a house? What is the comparative and superlative of the word clean? How do you calculate the porosity for rhombohedral packing? What is a range in a ecosystem? What role does a good understanding of science play in this phenomenon? How does a distress flare work? What is laplace correction in sound?