Sink or Float Experiment
Explore the concepts of sinking and floating with various objects and make predictions based on their properties.
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Sink or Float Experiment
Name:
Date:
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Read each question carefully and follow the instructions. For the experiment, you will need a tub of water and various objects.
1. An object will if it is less dense than water.
2. An object will if it is more dense than water.
3. The amount of space an object takes up is called its .
4. The amount of matter in an object is called its .
5. Which of these objects is most likely to float?
A rock
A metal spoon
A wooden block
A coin
For each object, predict if it will sink or float. Then, perform the experiment and record your observation.
Object
Prediction (Sink/Float)
Observation (Sink/Float)
Pencil
Key
Paperclip
Leaf
Plastic Toy
6. Why do some objects float and others sink?