Question

ted places an iron nail into a beaker of water. this is what he observes.
complete the sentence to explain teds observation.
the iron nail ____________ the water because the iron nail is _ dense than the water.

• sinks in... more
• sinks in... less
• floats on the surface of... more
• floats on the surface of... less

Explanation:

When an object is denser than the liquid it is placed in, it sinks. The image shows the iron nail at the bottom of the beaker, so it sinks in the water. Iron has a higher density than water, so the nail is more dense than water.

Answer:

sinks in . . . more