What does a hybrid car have that a traditional gasoline-powered vehicle lacks?
A) A battery or batteries B) Brakes
C) An electric motor D) An internal combustion engine
C
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Explain how Earth's internal and external energy sources work together to shape the surface of the
Earth. What will be an ideal response?
Managing crop competitors and pests have been challenging to agronomists for centuries. One approach, integrated pest management, ________
A) uses no pesticides of any kind B) uses only pheromones C) combines a variety of pesticides to combat the pest D) uses only chemical pesticides E) combines chemical pesticides with biological control techniques
Figure 11.2 shows surface wind flow in the Northern and Southern Hemispheres. Place an H or an L in the center of each example to indicate what type of pressure is shown and write the name of the correct hemisphere below each of the examples. Pick one arrow from each example and draw your own arrows to indicate the pressure-gradient force in red, Coriolis force in blue, and friction in brown for that figure, or colors as indicated by your professor, as shown in Figure 11.2a. Label the pressuregradient force arrow with PGF, the Coriolis force arrow with CF, and the friction with F.
What will be an ideal response?
Why do not shear fractures form at 45° to ?1, where the resolved shear stress is at its maximum?
What will be an ideal response?