VEX IQ Test Review

Which of the following best describes the relationship between an input and an output?

• Torque

• Gear Ratio

• Speed

• Lever

What does a Gyro Sensor measure?

• Rotational rate and orientation

• Distance to an object

• Physical contact

• Light intensity

What is the main purpose of a Smart Motor?

• Measure distance

• Provide controlled rotational motion through speed, direction time, revolutions and degrees

• Detect physical contact

• Measure rotational rate

What is the relationship between gear size and speed?

• Larger gears increase speed

• Smaller gears decrease speed

• Gear size does not affect speed

• Gear size affects speed and torque

What is a lever?

• A sensor that measures distance

• A simple machine consisting of a rigid bar that pivots on a fulcrum

• A VEX IQ component that provides rotational motion

• A sensor that detects physical contact

What is effort force?

• The force applied to a lever

• The force exerted by the object being moved

• The rate at which an object moves

• A twisting force that causes rotation

What is resistance force?

• The force applied to a lever

• The force that the lever is working against.

• The rate at which an object moves

• A twisting force that causes rotation

What is speed?

• The rate at which an object moves

• A twisting force that causes rotation

• The ratio of output force to input force

• A simple machine consisting of a grooved wheel

What is the function of the Clawbot's claw?

• Pushing objects

• Rotating objects

• Gripping and lifting objects

• Cutting objects

What is the twisting force that causes rotation called?

• Speed

• Torque

• Acceleration

• Friction