Physical Change

You can identify a physical change by the change of (3 answers)

Johnny's mom has a MAGNET. She has 4 different mixtures. Differentiate which ones can be separated by her magnet.

• sand and iron fillings

• oil, sand, and water

• rocks, water, and marbles

• salt and water

Construct 3 different mixtures that could be pulled away by magnetic attraction.

• paper clips and rocks

• rocks and small nails

• marbles and sand

• sand and staples

• wood and rubber bands

Gwen is learning about Physical Changes in her science class. She wants to know if breaking a pencil is a physical change or not. What would you say to Gwen if you were her teacher?

A mixture is a combination of two or more substances. If you were separating a mixture, which answer below would be best?

• sifting

• magnetism

• filtration

• all of the above

Select ALL of the physical changes.

• making a paper airplane

• putting sugar cubes in tea

• burning paper

• ripping a page out of a book

• turning a light bulb on

Sam had four objects in his kitchen - milk, an apple, an orange, and ice cream. Which object will change into a physical change when time passes.

• apple

• orange

• milk

• ice cream

In your opinion, which tool is the best tool to separate sand and water?

• filtration

• magnetic attraction

• evaportation

• sifting

Develop a conclusion why the transformation of water is a physical change.

• a new substance is formed

• a new substance is not formed

• a change in color

• a change in smell

John F. Kennedy's wife was making tea. She put water in a kettle. Smoke came out of the kettle. She accidentally dropped the tea cup and it broke. She was getting cold so she lit a the fireplace. She then jumped onto the couch. Her tea was ready so she finished it off by dropping in the sugar cubes. Oh no! She forgot the tea bag!

Which event was not a physical change?

• She accidentally dropped a tea cup and it broke.

• Oh no! She forgot the tea bag.

• Smoke came out of the kettle.

• Dropping in sugar cubes.

• She lit the fireplace.