The Crystals in Matter Are Held Together by

Q17: Stone slabs are stronger under<br>A)tension.<br>B)compression.<br>C)both of these<br>D)none

Q18: When a load is placed on the

Q19: Compared with a solid steel bar having

Q20: Support a horizontal toothpick at both ends.

Q21: If each dimension of a steel bridge

Q23: Which potatoes when peeled produce the most

Q24: A horizontal wooden beam sags a bit

Q25: If a fictional shrinking man shrinks proportionately

Q26: A beam is under stress when it

Q27: A dome-shaped house is more heat efficient