1. Week Quiz - Towers

2. Question 1 How do compression forces act on a tower?
Compression pulls the components of a tower together
Compression pulls the components of a tower apart
Compression twists the components of a tower sideways

3. Question 2 How do tension forces act on a tower?
Tension pulls the components of a tower together.
Tension pulls the components of a tower apart
Tension twists the components of a tower sideways

4. Question 3 How do torsion forces act on a tower?
Torsion pulls the components of a tower together
Torsion pulls the components of a tower apart
Torsion twists the components of a tower sideways

5. Question 4
What will happen when a force is exerted downward in this tower?
The tower will break near the
The tower will break near the

6. Question 5
What force usually causes a balsa tower to bow and break in the middle?
a. Tension b. Compression c. Torsion d. Elation

7. Question 6
Why are glass-covered sky scrapers more common than those covered by bricks or concrete?
Glass looks better
Glass is stronger
Glass is cheaper
Glass is easier to make

8. Question 7 Which is stronger?
A joint held together with nuts and bolts
A joint held together with welds
A joint held together with glue

9. Question 8
A tuned ______ _________ is a huge block of concrete at the top of tall skyscrapers that counteracts sway.

10. Question 9
Using the following math formula, what will yield the greatest efficiency score?
E = mass supported + height of tower
mass of tower
Having a lightweight tower
Having a tall tower
Supporting a large load
Having dense building materials

11. Question 10
True or False The only way to span a 20 cm square hole is to build a 4-sided structure with a base greater than 20 cm.