Question

buoyancy, is an upward force experienced by an object that is less dense than the fluid it is in.
objects that are less dense than the water will float whereas objects that are more dense than the water will sink.
choose the correct answer
what allows the tennis ball to float?
the ball is less dense than the water.
the glass container.
the tennis ball’s color.

Explanation:

The text states that objects less dense than the fluid they are in float. The tennis ball floats because its density is lower than water's. The container and color are irrelevant to floating.

Answer:

The ball is less dense than the water.