Sea level rises if an increase in seafloor spreading rate buoys up the ocean crust, causing the ocean basin to become smaller.  If the ocean basin were to increase, the sea level would rise or lower?
lower

Objects with greater mass have greater inertia.  Hayley was studying the relationship between mass and inertia in her science class. Her teacher gave her the example of an elephant and a puppy. The elephant has a greater mass than the puppy, so the elephant would have greater or less inertia?
greater

With a higher concentration of hydrogen ions, a solution is more acidic but has a lower pH.  If you found something with very few hydrogen ions it would be basic or acidic?
basic