Question
1. Stovetop cooking pans that are made from stainless steel, cooper, and iron will have ___________ and be ___________. A. low specific heat, poor thermal
1. Stovetop cooking pans that are made from stainless steel, cooper, and iron will have ___________ and be ___________.
A. low specific heat, poor thermal conductors B. high specific heat, poor thermal conductors C. low specific heat, good thermal conductors D. high specific heat, good thermal conductors
2. If two objects have different temperatures, heat will flow
A. back and forth from one object to the other object. B. from the warmer object to the colder object. C. from the colder object to the warmer object. D. up and then sink .
3. Two jobs require the same work to complete, but one job is completed twice as fast. How much power is required for the job that is completed twice as fast?
A. half as much power B. the same amount of power C. twice as much power D. four times as much power
4. Energy, in a closed, isolated system, cannot be created or destroyed.
A. True B. False
5. Water pressure on a submerged object is greatest against the
A. corners of the object. B. bottom of the object. C. sides of the object. D. top of the object.
6. The inverse relationship between pressure and volume is stated by
A. Brownian motion. B. The Theory of Relativity. C. Newton's third theory. D. Boyle's law.
7. Efficiency is
A. the ratio of output force to input force of a simple machine. B. the ratio of useful work output to total work input. C. the ratio of useful work output to input force. D. the ratio of output force to total work input.
8. In a simple pendulum with no friction, a pendulum bob swings along the circular arc indicated in the figure below mechanical energy is conserved. As the pendulum swings from point B to point C, what is the energy at point C? Labeling goes from A to E, left to right.
Step by Step Solution
There are 3 Steps involved in it
Step: 1
Get Instant Access to Expert-Tailored Solutions
See step-by-step solutions with expert insights and AI powered tools for academic success
Step: 2
Step: 3
Ace Your Homework with AI
Get the answers you need in no time with our AI-driven, step-by-step assistance
Get Started