As water cools from room temperature to 4°C (39°F), it ________ and its density ________
A) contracts; increases
B) contracts; decreases
C) expands; increases
D) expands; decreases
A
You might also like to view...
What can individuals do to extend the reserves of aluminum?
What will be an ideal response?
Which of the following statements about catalysts is NOT true?
A. A catalyst alters the rate of a chemical reaction. B. A catalyst can be consumed in a reaction as long as it is regenerated. C. A catalyst does not change the energy of the reactants or the products. D. A catalyst can be used to speed up slow reactions. E. All of the above are true.
Why do waves bend or refract as they approach shorelines? What will be an ideal response?
The earliest explanation for occluded fronts held that they formed when
A) a cold front overtakes a warm front. B) two warm fronts meet while traveling in different directions. C) a circular region of low pressure at the junction of a cold front and a warm front changed shape. D) cold air aloft undercut warm air near the surface.