Which one of the following is not part of the mechanical system?

• Brain

• Wheels

• Sensors

____________ loop repeats an action in a robot’s program when there is a condition.

• if

• for

• while

Which statements do we use for selection in programming?

• If-statements

• Repeat forever statements

• And/Or operators

“If-else” is used when you have _____ actions for your robot.

• one

• two

• no

What is selection in programming?

• Selection is a style or group

• Selection is a decision or question

• Selection is a robot or computer.

The ‘Or’ logical operator acts like addition in Mathematics. The result of 1 or 0 is:

• 1

• 2

• 3

Gear can have a different number of ____________.

• arms

• legs

• teeth

What word(s) goes in position 1 in the decision tree above?

• Can fly?

• Has fins?

• Dolphin

The ___________________ robot is a popular robot.

• QR code follower

• line follower

• motion follower

The line following robot uses two ___________________ to follow a line.

• IR sensors

• sound sensors

• temperature sensors