Physical and Chemical Changes Video Questions (Retake)
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Posljednje ažuriranje 5 months ago
14
In a physical change, a new substance is formed
Which of the following items are true about chemical changes?
Using what you know now, is lighting a piece of paper on fire a physical change, or a chemical change?
Cutting the lemon: Physical or chemical change?
Squeezing the lemon into the water creates a(n)...
The ice melting is an example of a....
When the candle burns, what kind(s) of change is observed?
In a physical change, no new substance is formed
When ice becomes water, we have a new substance and a chemical change
Physical changes are
A chemical change is...
Matter cannot be...
In general, __________ changes take more energy
What would be a good question to ask yourself to see if a change was physical or chemical?