Lego Mini-Activity

Select all the correct answers:

• Black nail has more friction when inserted into the beam

• Gray nail acts more like an axle when inserted into a beam

• There are no difference between the two nail.

• Both Black and Grey Nail are of the same size.

What is the name for this Lego Piece?

• Lego Brick

• Beam 4

• Angle Element

• Extender

What is this transmission known as?

• Chain Transmission

• Belt Transmission

• Gear Transmission

• Speed Decreasing Transmission

If Circle A is the drive pulley, what will Circle B be termed as?

• Power Transmission

• Driven Pulley

• Belt Transmission

• All of the above

_________ is a force that exists between the Earth and the objects near it.

When you swing a ball, is both centrifgual force and centripetal force present?

• True

• False

What are the "circle bumps" on top of the Lego Blocks known as?

• studs

• circle

• nudge

• pop

Which car will travel faster?

• A car with small wheels

• A car with big wheels

What is the pseudocode for this algorithm?

• Move Motor(pw(9), right)

• Move Motor(pw(9), left)

• Move Motor(pw(7), right)

• Move Motor(pw(7), left)