Structures and Forces - Topics 1-3

All structures can be classified as being either natural or manufactured.

• True

• False

A frame structure never has a covering over the frame itself.

• True

• False

Rigid joints are used in a structure to allow joined materials to move easily.

• True

• False

Lego blocks are an example of materials being held together using interlocking shapes.

• True

• False

Any materials can be fastened together using welding or soldering

• True

• False

The mass of a structure would be the same on the Moon as it is on Earth.

• True

• False

A person's weight is really a measure of the gravitational force between that person and Earth.

• True

• False

Which of the following structures are a frame structure?

• Skeleton

• Rock

• Eiffel Tower

• Egg Shell

• Egyptian Pyramids

Which of the following structures are a shell structure?

• Dome

• Bubble

• The Golden Gate Bridge

• Pop Can

• Calgary Tower

Which of the following are a mass structure?

• Egyptian Pyramids

• The Rocky Mountains

• Beaver Dam

• Bicycle

• A Full Lunch Container