When a copper and iron bimetallic bar is heated, why does the bar bend toward the iron?
A. Iron gets hotter before copper.
B. Iron expands more than copper.
C. Copper gets hotter before iron.
D. Copper expands more than iron.
Answer: D
You might also like to view...
How many gallons of gasoline are consumed annually on average by a 25-year-old male driver if he drives a car with a fuel economy of 20 mpg?
What will be an ideal response?
Which of the following best matches the description?Pressurized aquifer intersecting the surface from which water gushes without being pumped.
A. water table B. aquifer C. surface impoundment D. landfills E. groundwater mining F. aquitard G. confined aquifer H. aquiclude I. in-stream uses J. unconfined aquifer K. point source L. nonpoint source M. water diversion N. artesian aquifer O. septic tank
Discuss the possible reasons for the origin of settlements
What will be an ideal response?
A transform fault is ________
A) a dip-slip fault connecting an anticline with a syncline B) the rift bounding fault on a mid-ocean ridge C) a reverse fault that steepens into a thrust fault D) a strike-slip fault that forms the boundary between tectonic plates