Meg goes swimming on a hot afternoon. when she comes out of the pool, her foot senses that the pavement is unbearably hot. suppose meg wants to apply the scientific method to discover reasons for the hot pavement. what is the next step she should take?

How does convection affect our atmosphere? our layers of earth? our oceans?

Using a wheel and axle, a farmer is trying to lift a bucket of water from the bottom of a well. the larger wheel has a radius of 40 cm compared to the axle that has a radius of 10 cm. if a bucket of water is 50 n, then how much effort is required to raise it? 12.5 n 200 n 2 n 500 n

Write down two additional questions about earth's magnetic field that will make your presentation more informative.