Look at the decision tree and answer the question below. What word(s) goes in position 1 in the decision tree above?

• Can fly?

• Has fins?

• Dolphin

Look at the decision tree and answer the question below.

What word(s) goes in position 2 in the decision tree above?

• Can fly?

• Has fins?

• Dolphin

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

• Brain

• Wheels

• Sensors

Which one of the following gives electrical energy to an electrical system?

• Lights

• Batteries

• 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 And/Or operators

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

• one

• two or more

• no

What is selection in programming?

• Selection is a style or group

• Selection is a decision or question

• Selection is a robot or computer. Selection is a robot or computer.

Gear can have a different number of ____________.

• arms

• legs

• teeth

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

• 1

• 2

• 3