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Author Question: A neutron makes a better nuclear bullet, for fissioning a nucleus, than does a proton. This is ... (Read 93 times)

MirandaLo

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on: Jul 29, 2018
A neutron makes a better nuclear bullet, for fissioning a nucleus, than does a proton. This is because
 
  A) it is easy to accelerate neutrons to high speeds in nuclear accelerators.
  B) the negative charge on the neutron attracts it to the nucleus.
  C) protons do not feel the strong nuclear force and thus do not interact appreciably with the nucleus.
  D) neutrons are so much more massive than protons.
  E) unlike the proton, the neutron is not repelled by the charge on the nucleus.

Question 2

A polar bear starts at the North Pole. It travels 1.0 km south, then 1.0 km east, and then 1.0 km north to return to its starting point. This trip takes 45 min. What was the bear's average velocity?
 
  A) 0.00 km/h
  B) 0.067 km/h
  C) 4.0 km/h
  D) 5.3 km/h
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yasmina

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Reply #1 on: Jul 29, 2018
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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MirandaLo

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Reply 2 on: Jul 29, 2018
YES! Correct, THANKS for helping me on my review

peter

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Reply 3 on: Yesterday
Wow, this really help

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