Most of the following energy resources provide useful energy in the United States today. Which one does not?

A) direct solar
B) geothermal
C) nuclear fusion
D) biomass
E) nuclear fission


C

Physics & Space Science

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Granulation is caused by convection currents just below the photosphere

a. True b. False Indicate whether the statement is true or false

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A sterilizing impact is one during which

A) all life on a planet is completely destroyed B) most life on the surface of a planet is destroyed but life in the oceans or beneath the surface might survive C) a planet is fragmented into pieces D) life on a planet is rendered incapable of reproduction

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In the diathesis-stress model, "diathesis" refers to...

What will be an ideal response?

Physics & Space Science

Identical 8.0-?C point charges are positioned on the x axis at x = ±1.0 m and released from rest simultaneously. What is the kinetic energy of either of the charges after it has moved 2.0 m?

a. 84 mJ b. 54 mJ c. 96 mJ d. 63 mJ e. 48 mJ

Physics & Space Science