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Author Question: A 50-cm3 block of wood is floating on water, and a 50-cm3 chunk of iron is totally submerged in the ... (Read 211 times)

neverstopbelieb

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on: Jul 29, 2018
A 50-cm3 block of wood is floating on water, and a 50-cm3 chunk of iron is totally submerged in the water. Which one has the greater buoyant force on it?
 
  A) the wood
  B) the iron
  C) Both have the same buoyant force.
  D) It cannot be determined without knowing their densities.

Question 2

What is the power of the lens that has a focal length of 40 cm and a diameter if 5.0 cm?
 
  A) +0.20 diopters
  B) +2.5 diopters
  C) +2.7 diopters
  D) +20 diopters
  E) -2.5 diopters
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kbennett34

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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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neverstopbelieb

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Reply #2 on: Jul 29, 2018
Thanks


kbennett34

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Reply #3 on: Jul 29, 2018
Welcome :)


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