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Author Question: Time is now precisely measured with primary standard clocks that are based on (Read 62 times)

james

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on: Oct 28, 2020

Question 1

The use of aerial photographs to improve the accuracy of surface maps is called
◦ the electromagnetic spectrum.
◦ photogrammetry.
◦ GIS.
◦ calligraphy.

Question 2

Time is now precisely measured with primary standard clocks that are based on
◦ very precise pendulum motion.
◦ the pulsed vibrations of quartz crystals.
◦ the vibration of cesium atoms.
◦ the pulse rate of pulsar stars.
Elemental Geosystems ¦ Christopherson ¦ 7th Edition
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Marked as best answer by james on Oct 28, 2020

jordangronback

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Reply #1 on: Oct 28, 2020
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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james

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Reply 2 on: Oct 28, 2020
Excellent

yeungji

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Reply 3 on: Yesterday
:D TYSM

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