Sunday, 9 July 2023
Saturday, 8 July 2023
Online demonstration terminal velocity
One of the challenges of teaching online is doing good demonstrations. With plenty of cameras, we can get in on the action and using @pascoscientific sensors like the rotary motion sensor, we can record the activity in real-time and deliver it to the students.
Friday, 7 July 2023
Chromatography required practical
Investigating the chromatography of the pigments in green plants. It's a better chromatography experiment since we have to use different solvents other than water, which brings in the idea that there are actually other solvents.
Thursday, 6 July 2023
Ultrasonic sensor
The most useful sensor I have is the @pascoscientific ultrasonic sensor. It gets used in most experiments since measuring some sort of distance is involved. It's great at distance measurements over about 15cm. At distances less than 15cm, you have to get creative.
Wednesday, 5 July 2023
Real world Maths
#Maths is more than equations. It's about solving real-world problems. From integration to logs & indices, where do you see these concepts come to life in your everyday routine? #RealWorldMaths
Tuesday, 4 July 2023
What is temperature?
Online A-level Physics What is temperature? Heat moves from a hotter body to a colder body, and in doing so, we can see this energy movement powering the fan.
Monday, 3 July 2023
Dihybrid cross
Learning about dihybrid crosses resulted from doing lots of crosses with Drosophila over many weeks. Now the students seem to occasionally see this, only in a textbook and wonder what it is all about. Students don't see a Punnett square as explaining reality.
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Levers and Weighting machines
How much does this weigh? Exploring different tools for measurement: a lever arm balance, a Newton meter, and a set of scales with their w...
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Negative feedback is a difficult concept to try and get over so I tried using a balance board and the @pascoscientific smart cart strapped...
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We went to the Bett Show a few weeks ago and there we saw a model of a Liver. It had been knitted so we thought we would have a go. After ...
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#Physics Taking wind speed readings using the PASCO scientific wireless weather station. Grabbing some monthly data on the weather in t...