Model Rocket Engine Quiz

What does the first letter in the model rocket engine code represent?

• Average thrust number

• Delay time

• Power rating

• Fuel type

What is the power comparison between a "C" motor and an "A" motor?

• A "C" motor is twice as powerful

• A "C" motor is three times as powerful

• A "C" motor is four times as powerful

• A "C" motor is five times as powerful

What does the code C6-5 tell us about the rocket motor?

• It tells the color of the motor

• It tells the size of the motor

• It tells the power rating, average thrust, and delay time

• It tells the manufacturer of the motor

What is the purpose of the motor classification code?

• To confuse the user

• To provide a unique design

• To indicate the motor's performance

• To show the motor's color

How are Estes B4 and B6 motors different?

• They have different sizes

• They have different thrust ratings

• They have different fuel types

• They have different weights

What happens if you stomp hard on the accelerator according to Figure 5?

• The car moves backward

• You jump forward quickly

• The car stops immediately

• The engine shuts down

What happens to a rocket's speed if the average thrust number is doubled?

• The speed is halved

• The speed remains the same

• The speed doubles

• The speed quadruples

What is the suggested strategy for picking a rocket motor from a large selection?

• Pick the one with the highest thrust.

• Pick the one with the lowest thrust.

• Pick one in the middle of the pack.

• Pick the one with the longest burn time.

What is the unit of measurement for thrust in rocket motors?

• Pounds

• Kilograms

• Newtons

• Joules

What is the main consideration when selecting a rocket motor according to the text?

• Speed and distance.

• Stability and cost.

• Speed and altitude.

• Altitude and cost.