Question Bank for Grade 7 Instructional Technology

How can you increase the speed of your robot?

• Put a big gear on the motor and a small gear on the wheel

• Put a small gear on the motor and a big gear on the wheel

• Lower the RPMs

• Change drivers

How can you decrease speed and in increase torque?

• Put the big gear on the motor and a small gear on the wheel

• Put the small gear on the motor and the big gear on the wheel

• Adjust the wheel size

• Change the drive motor

Tank drive is a way to control you robot.

• True

• False

If you need to update the VEX iQ brain, motors or sensors you need to use...

• VEX iQ Code

• VEX iQ OS Utility

• ModKit

• Google

You can test each item plugged into the brain without using the remote...

• True

• False

The "chip" on the brain and radio are called what?

• Power chip

• Smart Motor

• Smart Radio

• Smart Sensor

The more torque your robot has, the faster it will go...

• True

• False

A high torque gear ratio can allow your robot to hang/lift itself?

• True

• False

What would be a good gear set for a drag race?

• 60 tooth on the motor/12 tooth on the wheel

• 12 tooth on the motor/60 tooth on the wheel

• 36 tooth on the motor/36 tooth on the wheel

• 12 tooth on the motor/12 tooth on the wheel

For a pushing challenge, what would be the best gear setup?

• 60 tooth on motor/12 tooth on wheel

• 12 tooth on motor/12 tooth on wheel

• 36 tooth on motor/36 tooth on wheel

• 12 tooth on motor/60 tooth on wheel