cooling curve
visitors this year: 154 Cooling curve Two temperature sensors can collect some interesting information about cooling during a change of state. In this experiment the temperature of a water bath increases as a substance...
Tagged: cooling
insulation
visitors this year: 231 You can use a temperature sensor to study the insulating properties of materials. Two temperature sensors allow you to compare different materials at the same time. In this example two...
freezing a bun or bread roll
visitors this year: 79 We scientists do the strangest of things. We wanted to see the temperature changes when you freeze and thaw things. So we took a ‘bun’ (a bread roll), placed temperature...
a cooling curve
visitors this year: 4,840 I expect that when something cools, it will get cooler in a plodding kind of way. That’s true, but when something changes state, the cooling is not so steady.The graph...
day and night light & temperature
visitors this year: 45 What time does it get light in the morning? When does it get dark? Is the central heating working? I just had to know, so I took my data logging...
add the milk to tea now or later?
visitors this year: 156 The dilemma is this: the telephone range as I was making tea. Should I add the milk now or 5 minutes later, after I took the call? One way of...
hack for test tube holders – like no other
visitors this year: 145 From Roger Frost’s austerity lab tips, when you run training days in hotels, one improvises, as this tip shows: This IKEA tea towel clip gained an unusual second life as boiling...
