2.2. B

Try these first

1. 1.

   Define 'Absolute Value'.

   Hint

   Think about the number line.

2. 2.

   What is a beam in structural terms?

   Hint

   Consider elements used in bridges.

3. 3.

   What is an Absolute Value?

   • The actual number
   • Distance from zero
   • A negative number

   Hint

   Look at the number line.

4. 4.

   True or False: A Beam is always horizontal.

   • True
   • False

   Hint

   Think about bridge beams.

5. 5.

   Design a scenario where a beam's span will cause buckling under load. What measures can be taken to reinforce it?

   Hint

   Consider the load distribution on the beam.

6. 6.

   Calculate the absolute value of the following numbers: -7, 3, and 0. Explain why the result is important.

   Hint

   Think about measuring distance on a number line.