The fuel most likely to power tomorrow's scooters, forklifts, and busses is

A) hydrogen.
B) helium.
C) lithium.


Answer: A

Physics & Space Science

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On a PV diagram where pressure is in atmospheres and V is in liters the area is measured in liter- atmospheres. What is the number of Joules in 1.00 liter-atmosphere?

A. 101.3 B. 83.1 C. 65.2 D. 22.4 E. 15.7

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Atomic Nucleus: The primary reason that very large nuclei are unstable is due to

A. the cumulative repulsive force of the protons. B. the cumulative attractive force between the protons and the orbiting electrons. C. the repulsive force between the neutrons and the protons. D. the extreme weakness of the gravitational attraction of the protons.

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A far-sighted student has a near point of 1.0 m. Calculate the focal length (in cm) of the glasses needed so the near point will be normal (25 cm)

a. 72 b. 25 c. 33 d. 100 e. ?33

Physics & Space Science

The mass wasting process that is fastest and associated with dry conditions is

What will be an ideal response?

Physics & Space Science