Relative Density Tank

Drop objects in and find out where each one comes to rest, and what that tells you about how dense it is.

01Predict where an object will come to rest before you drop it.
02Test each object and record what happened.
03Sort the objects by how their density compares to the liquid around them.
04Write a claim about what decides where an object stops, and back it with evidence and reasoning.

00 / 09 in the column

Predict first: on

Density column

0 of 9 in the column

Rubbing Alcohol

Cooking Oil

Water

Corn Syrup

Drop an object into the column

Before you writeLook at your column and your data table. What do you notice about where the objects came to rest?

01ClaimOne sentence saying what you found out. No reasons yet.

02EvidenceThe data from your investigation. Name the objects and where they stopped.

03ReasoningThe science that connects your evidence to your claim.