Due today: Can we make electricity in the ocean? 1. Certainly can
2. No way
3. Yes but fossil fuels will pollute the water and the air
4. Yes by grabbing on to an electric eel

(apex) when a cup of water is dropped, as the cup falls, the water in the cup falls out true or false?

Compare and contrast physical changes with chemical changes.

Calculate the estimated density of each ball. use the formula d = m/v where d is the density, m is the mass, and v is the volume. record your calculations in table a of your student guide. given that the density of water is 1.0 g/cm3, make a prediction about whether each ball will float in water. record your prediction in table a. what is the estimated density of the table tennis ball? record your answer to the nearest hundredth