How to test for radioactivity
- Connect a Geiger-Muller tube to counter and if it shows a value there is radiation. It will most likely show a value to due bakcground radiation
Forces in the same direction add up, forces in the opposite direction takeaway (forces can not be negative don't get mixed up with momentum and resulatnt forces)
Data questions the answers are most likely in the text
Read unit and convert correctly 0.1g = 0.1/1000 = 0.0001kg
Check answers/ calculations are correct
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