paanswer po ng maayos please:(
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paanswer po ng maayos please:(
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Answer:
2.oxygen.OXYGEN, which is in ample supply all around us, in the air we breathe; FUEL, which can be a solid, a liquid or a gas. Once there is a heat source to cause ignition and a sufficient amount of fuel and oxygen present the fire will continue to burn
3.When a candle burns, both physical and chemical changes occur.
4.When sliced apple is exposed to the air, some parts of the apple will turn brown.When apple is soaked to water,this can prevent from the apple turning brown.
5.this can be easily riped.
6. physical change is any change in a substance's form that does not change its chemical makeup
7.Chemical changes occur when a substance combines with another to form a new substance
Answer:
Nasa una po yung sagut
Sana po maka tulong siya
Pramis po yan