A bimetallic strip is usable as a thermometer because of the property of __________
Fill in the blank(s) with correct word
thermal expansion
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Graphical Interpretation of Work: A force acts on an object, causing it to move parallel to the force. The graph in the figure shows this force as a function of the position of the object. How much work does the force do as the object moves from 0 to 15 m?
A. 25 J B. 50 J C. 100 J D. 125 J E. 150 J
A small car meshes with a large truck in a head-on collision. Which of the following statements concerning the momentum during the collision are correct? (There could be more than one correct choice.)
A) The momentum of the truck is conserved. B) The momentum of the car is conserved. C) The car and the truck must undergo the same change in speed. D) The momentum of the car and the momentum of the truck are each conserved. E) The momentum of the car-truck system is conserved, but the momentum of each one separately is not conserved.
Silica has a relatively
A) low melting point. B) high melting point.
A bicycle is moving 4.0 m/s. What is the angular speed of a wheel if its radius is 30.cm?
A) 4.8 rad/s B) 7.6 rad/s C) 0.36 rad/s D) 1.2 rad/s E) 13. rad/s