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Is boiling water for tea a chemical or physical change?
This is a physical change. Water can take on 3 forms, ice, gas, and liquid. These would be changes in state. Tearing, scratching, crushing, change in state, are all physical changes. Chemical changes must change the substance, not just the appearance. (i.e. Burning fire into ashes, fireworks exploding...)
What is the importance of physical change?
The importance of physical change is that :-1) No new substance is formed.2) It is a temporary change.3) It is easily reversible.4) Very little heat energy is absorbed or given out.The mass of a substance does not alter in a physical change.
What are the 3 aspects of development?
Intellectual Change Physical Change Emotional Change
WhaT are the 3 most important forces in physical science Fforces in physical science?
gravity,potential force,and force
What should be done when designing a controlled experiment scientific investigation?
1.) List the needed materials. 2.) Plan the variables. 3.) List the procedures.
What are the 3 general physical changes?
-Solid -liquid -gas
List 3 changes in post civil war changes in farm and city life?
iiDontt Reallly knoww lol !!
What are 3 sports of energy changing matter?
nuclear changes physical '' chemical ''
List 3 barriers to communication?
1.) Personal Barriers 2.) physical Barriers 3.) Semantic Barriers
What are 3 kinds of physical weathering?
Frost action, alternating wetting and dryness, and temperature changes.
List the 3 aspects to having good physical health?
i yay ii yay iii yay
What are 3 physical changes that indicate a redox reaction?
Three physical changes that indicate a redox reaction are color changes (e.g., change in solution color), production of a gas (e.g., bubbles forming), and formation of a precipitate (solid substance forming in the solution).
Enumerate the changes one undergoes during adolescence like physical changes?
1.Having menstruation 2.Enlargement of breast 3.Enlargement of hips
What are some physical changes caused by changes in temperature?
it causes the 1. melting of solid substances 2. the solidification of liquid substances\ 3. the deformation of matter.
What are 3 changes that occur in the female body?
Menstruation: The monthly shedding of the uterine lining, resulting in vaginal bleeding. Pregnancy: Changes in hormones and physical changes to support fetal growth. Menopause: The cessation of menstruation and decline in reproductive hormones.
Is boiling water for tea a chemical or physical change?
This is a physical change. Water can take on 3 forms, ice, gas, and liquid. These would be changes in state. Tearing, scratching, crushing, change in state, are all physical changes. Chemical changes must change the substance, not just the appearance. (i.e. Burning fire into ashes, fireworks exploding...)
List 3 examples of physical change?
Melting ice into water, cutting a piece of paper into smaller pieces, and mixing sugar in water are all examples of physical changes because they alter the form or structure of the substances without changing their chemical composition.
