The Truth: Does Hot Water Freezes Faster Than Cold Water?

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Have you ever experienced opening up your fridge to get some ice cubes for your drink but were welcomed with empty trays instead? It’s kind of frustrating, right? But did you know there’s a simple and quite effective way to make ice cubes quickly? And that is to use hot water instead of cold! Yes, […]

Do Black/Dark Colors Gather More Heat (Experiment)?

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MATERIALS: 2 cans Black paint White paint Painting brush Water Thermometer ORDER OF ACTIONS:  Paint one of the cans black, and the other one white. Fill the cans with water and record the temperature of both cans. Leave the cans in sun for about 1 hour. Measure the temperature in each can. RESULTS The water […]

Photosynthesis Experiment

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This is an experiment about photosynthesis which is the process where plants use light to make sugar (glucose) that they can later use as food. Materials: 500 ml beaker 3 petri dishes test tubes alcohol iodine (I) dropper forceps beaker tongs stove sugar and starch 3 leaves (1green, 1 white, 1 green and white) 25 […]

Homemade Freezer Experiment

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In this experiment we will create a homemade freezer and make ice cream. Ice cream requires very cold temperatures below freezing to come out well. Salt will be used to lower the freezing point of ice. Materials: A bag of ice cubes A cup of salt (NaCl) 200ml milk Ice cream powder String rod Beaker […]