A chemoheterotroph gets is energy from
A) chemical reactions and its carbon from its environment
B) the Sun and its carbon from its environment
C) chemical reactions and its carbon from other organisms
D) the Sun and its carbon from other organisms
C
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_______________ occur when tides caused by the Sun and Moon partially cancel out
Fill in the blank(s) with correct word
A 1.10-kg wrench is acting on a nut trying to turn it. The length of the wrench lies directly to the east of the nut. A force 150.0 N acts on the wrench at a position 15.0 cm from the center of the nut in a direction 30.0° north of east
What is the magnitude of the torque about the center of the nut? A) 22.5 N ? m B) 11.3 N ? m C) 19.5 N ? m D) 2250 N ? m E) 1949 N ? m
If M = 6.0 kg, what is the tension in string 1?
A. 39 N B. 34 N C. 29 N D. 44 N E. 51 N
What is the primary reason that astronomers suspect that some jovian moons were captured into their current orbits?
A) Some moons have orbits that are backward (compared to their planet's rotation) or highly inclined to their planet's equator. B) Some moons have a composition that differs from the composition of the planets. C) Astronomers have observed moons being captured. D) Some moons are surprisingly large in size.