Lesson 2 LT: I can use half life to determine how long nuclear waste is radioactive.
3 minutes A beta particle and gamma radiation is produced by the decay of lead-214. Write the nuclear reaction.
2 minutes A beta particle and gamma radiation is produced by the decay of lead-214. Write the nuclear reaction.
1 minute A beta particle and gamma radiation is produced by the decay of lead-214. Write the nuclear reaction.
10 seconds
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Time for Class!
Lesson 2 You have three minutes to answer the following question.
3 minutes A medical institution requests 1 g of bismuth-214, which has a half life of 20 min. What is the minimum amount of bismuth-214 that must be prepared if the shipping time is 2 h?
2 minutes A medical institution requests 1 g of bismuth-214, which has a half life of 20 min. What is the minimum amount of bismuth-214 that must be prepared if the shipping time is 2 h?
1 minute A medical institution requests 1 g of bismuth-214, which has a half life of 20 min. What is the minimum amount of bismuth-214 that must be prepared if the shipping time is 2 h?
10 seconds
9 seconds
8 seconds
7 seconds
6 seconds
5 seconds
4 seconds
3 seconds
2 seconds
1 second
Time for Class!