physically well being is taking a shower and doing exercise
Friday, 15 February 2019
Monday, 11 February 2019
home chemistry
Home chemistry
Aim-looking at 10 household chemicals
Equipment
Salt
Surf
white Vinegar
Baking soda
Baking powder
Cleaner
Detergent
Lemonade
Sugar
Citric Acid
Chemical name
Salt-Sodium- Chloride
White vinegar-Acetic acid
Baking soda- Sodium hydrogen carbonate
Baking powder Sodium hydrogen carbonate
Cleaner- Sodium Hydroxide
Sugar-Table Sugar
Lemonade-Sugar
Detergent- Detergent-Anionic
Surf-Detergent
Citric Acid-Navitive fruit
Friday, 8 February 2019
Monday, 10 December 2018
facts
The cave of pears
It is estimated that the cave contains some 200 million pearls that cover the cave floor to a depth of more than a meter. Exposure to moving water polishes the surface of cave pearls, making them glossy, just like real pearls.
Thursday, 22 November 2018
Wednesday, 21 November 2018
Wednesday, 17 October 2018
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