Physical and Chemical Changes

Welcome to the "Physical and Chemical Changes" category on Questions LLC! This is the perfect place for curious minds who want to explore the fascinating world of transformations in matter. Whether you're a student seeking answers for your science project or simply interested in understanding how substances undergo changes, our community of experts is here to assist you. Engage in discussions and find answers to questions related to physical changes like evaporation or melting, as well as chemical reactions like combustion or oxidation. Join us on this exciting journey of discovering how our world transforms!

Questions (148)

Physical vs. Chemical Change Quick Check Connection 8 A1-Which observation most likely indicates that only a chemical change has
1. 28 answers
2. asked by unicorn rose gold
3. 7,513 views
A student cuts some fabric into two pieces. Is this change physical or chemical?(1 point)Responses It is a chemical change
1. 1 answer
2. asked by Kanna
3. 95 views
15. The main difference between a physical and chemical change is that a physical change only alters the physical properties of
1. 1 answer
2. asked anonymously
3. 30 views
When you light a candle, the paraffin wax soon begins to melt. Paraffin wax is a covalent compound. Can you classify the melting
1. 4 answers
2. asked by Heather
3. 2,045 views
is ice melting a physical or a chemical change?Is rust an example of a physical or a chemical change? Is burning an example of
1. 2 answers
2. asked anonymously
3. 147 views
HELP ASAP1) which change is chemical? • water undergoing electrolysis •water freezing •water evaporating •water boiling
1. 14 answers
2. asked by MMM hey
3. 2,541 views
Chemistry Unit 2 Lesson 2 Physical Change vs. Chemical Change Answers1. Which property of matter is an extensive, rather than an
1. 3 answers
2. asked by No Name
3. 284 views
We did the gold penny lab, where we bathed a copper penny in a hot zinc-NaOH mixture to turn it a silver color, then we heated
1. 7 answers
2. asked by Emily
3. 4,517 views
Which of the following everyday activities are physical changes, and which are chemical changes?a)salting ice on a driveway
1. 4 answers
2. asked by Sara
3. 2,154 views
A scientist bends wires made of different metals to check their flexibility. Which of the following best justifies the type of
1. 4 answers
2. asked by May
3. 1,739 views
1-What is a physical change? (1 point)2-A piece of paper is torn into pieces. Why is this an example of a physical change? (1
1. 7 answers
2. asked by ur moms distant cousin/dad
3. 499 views
Is heating a copper wire a physical or chemical change? What process or reaction it undergoes?
1. 9 answers
2. asked by Mary
3. 3,458 views
A pure white solid material that looks like table salt releases gas when heated under certain conditions. There is no change in
1. 4 answers
2. asked by Kelley
3. 3,580 views
sodium metal is insoluble in ether.sodium metal dissolves in water to produce a gas. The copper bottom on a frying pan turns
1. 4 answers
2. asked by Renee
3. 1,735 views
Help me1.Imagine that you used a deck of 52 cards to create a house of cards. The house of cards weighs 96 grams. If the house
1. 4 answers
2. asked by Help me
3. 691 views
how would you describe the change of wood when it is burning?A. it is a chemical change, where both the intensive and extensive
1. 3 answers
2. asked by yes
3. 54 views
Name each time a physical or chemical change happen.A man makes breakfast. He puts some toast in the toaster, and mixes some
1. 3 answers
2. asked by yes
3. 52 views
Two friends are discussing physical and chemical changes. Isabela says that when you eat, it is a physical change because when
1. 2 answers
2. asked by tobias
3. 117 views
Is "sharpening a pencil" more of a physical change than souring of milk, fermenting of grape juice or rusting of iron?Thanks
1. 4 answers
2. asked by Kris
3. 1,139 views
is cooking an egg a physical or chemical change
1. 7 answers
2. asked by Lettuce?
3. 92 views
Boiling waterphysical change or chemical change
1. 7 answers
2. asked by Lettuce?
3. 42 views
Determine whether the following are physical or chemical changes:A new solid forms in a solution.
1. 3 answers
2. asked by Ashley
3. 418 views
How are chemical changes different from physical changes?(1 point)Responses They form new substances. They form new substances.
1. 3 answers
2. asked by pickles
3. 62 views
Melting ice is a physical change while creating the compound, water (H2O), is chemical. Why?
1. 3 answers
2. asked anonymously
3. 37 views
-Melting ice is a physical change while creating the compound, water (H2O), is chemical. Why?
1. 3 answers
2. asked anonymously
3. 57 views
is chopping down a tree a physical or chemical change
1. 2 answers
2. asked anonymously
3. 24 views
Are the following examples physical changes or chemical changes.Mixing yeast and sugar Dissolving sugar in water Slicing bread
1. 4 answers
2. asked by Carol
3. 1,784 views
Chopping woodphysical change or chemical change
1. 7 answers
2. asked by Lettuce?
3. 43 views
Physical vs. Chemical Change Quick Check Answers 9A1. Which of the following is an example of only a physical change? (Answer)
1. 3 answers
2. asked by No One
3. 309 views
Which option is an example of a chemical change?(1 point)Responses folding paper folding paper burning wood burning wood
1. 3 answers
2. asked by EMILIANO
3. 244 views
Physical vs. Chemical Change Quick CheckScience 8 Q1 / Matter Interactions Which observation most likely indicates that only a
1. 7 answers
2. asked by iuytredszdxcbnmjkjiu876543wq2asZxbnmkoiu8y76543wq2
3. 587 views
Physical vs. Chemical Quick CheckWhich of the following is an example of only a physical change? 1.) the creation of table salt
1. 1 answer
2. asked by Help me, thank you
3. 220 views
Johhny left a glass of milk on his bedside table for a week, and it spoiled. At the end of the week, the glass contained a
1. 19 answers
2. asked by Callie
3. 2,799 views
Are the following examples of chemical or physical changes?Column A 1. Digesting lunch: Digesting lunch 2. Cutting your hair:
1. 3 answers
2. asked anonymously
3. 74 views
In 6, what do you think the difference is between a physical and chemical change?
1. 10 answers
2. asked anonymously
3. 26 views
IN SEVEN SENTENCESDescribe: Melting ice is a physical change while creating the compound, water (H2O), is chemical. Why?
1. 2 answers
2. asked anonymously
3. 38 views
Melting ice is a physical change while creating the compound, water (H2O), is chemical. Why?
1. 3 answers
2. asked anonymously
3. 37 views
Suppose a customer brings a gold bracelet to a jeweler and asks for it to be changed into a gold ring. Which of the following is
1. 2 answers
2. asked by Tamer
3. 517 views
Is putting makeup on your cheeks a physical or chemical change
1. 3 answers
2. asked anonymously
3. 31 views
A student cuts some fabric into two pieces. Is this change physical or chemical?(1 point) Responses It is a chemical change
1. 3 answers
2. asked anonymously
3. 65 views
Baking cookies is a physical or chemical change
1. 3 answers
2. asked anonymously
3. 30 views
Melting a sugar cube a physical or chemical change
1. 3 answers
2. asked anonymously
3. 54 views
Perfume evaporated into the air is a chemical or physical change
1. 3 answers
2. asked anonymously
3. 37 views
Separating salt fromOcean water chemical change
1. 3 answers
2. asked anonymously
3. 35 views
What does the release or absorption of energy indicate?Responses physical and chemical changes physical and chemical changes
1. 3 answers
2. asked by pi
3. 39 views
A student cuts some fabric into two pieces. Is this change physical or chemical?(1 point)Responses It is a physical change
1. 5 answers
2. asked anonymously
3. 89 views
A student cuts some fabric into two pieces. Is this change physical or chemical?(1 point)Responses It is a chemical change
1. 3 answers
2. asked anonymously
3. 58 views
When two solutions are mixed, small bubbles are formed. Is that a chemical or physical change?
1. 1 answer
2. asked by Becky
3. 342 views
After taking a shower, you notice that small droplets on the mirror. Explain how this happens and what change its going through.
1. 3 answers
2. asked by Kenia
3. 355 views
For my year 7 homework i have had to write a poster about pyhsical and chemical changes when a candle is alight. We have had to
1. 3 answers
2. asked by molly
3. 411 views

Physical and Chemical Changes

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