Why do spherical ice containers have dimples on their exterior surface?
A) The dimples allow for expansion of the ice when it freezes
B) The dimples increase the volume of water contained inside the sphere
C) The dimples help the spheres align correctly with each other and interlock
D) The dimples provide extra surface area for better heat transfer
A
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Which of these is NOT a form of psychological stress?
a. handling without pain c. transportation b. temperature extremes d. new environment
What test is being performed in the figure below?
What will be an ideal response?
Helium produces deeper penetration than argon
Indicate whether the statement is true or false
________ energy is the amount of energy that must be used to acquire and process:
A) Raw, aluminum B) Solar, recycled materials C) Embodied, raw materials D) Renewable, electricity