Group-2_Rocket science is fun

When were rockets first used?

• A. 1500s

• B. 1700s

• C. 1200s

• D. 1900s

What is the purpose of the nose cone on a rocket?

• A. To carry passengers

• B. To reduce air resistance

• C. To store fuel

• D. To steer the rocket

What role does the combustion chamber play in a rocket engine?

• Oxygen intake

• Gas expulsion

• Fuel mixing

• Ignition

What advantage do cryogenic fuels offer over fossil fuels?

• Minimal fuel consumption

• Higher mass flow rate

• Lower combustion efficiency

• Reduced thrust and power

What are the movements of a rocket?

• A. Jump, walk, run

• C. Swim, dive, float

• D. Climb, crawl, slide

• B. Roll, pitch, yaw

What is the function of the guidance system in a rocket?

• D. To take pictures

• C. To play music

• B. To navigate and steer the rocket

• A. To cook food

How does a rocket engine generate thrust?

• D. By using water

• A. By using solar power

• B. By burning fuel or propellant

• C. By using wind energy

What are rocket propellants made of?

• B. Only oxidizer

• C. Fuel and oxidizer

• A. Only fuel

• D. Water

What is an advantage of liquid rocket propellants?

• D. They are difficult to handle

• C. They are toxic

• B. They cannot be shut down

• A. They are easy to store

What is a cryogenic rocket engine?

• A. An engine that uses solid fuel and liquid oxidizer

• B. An engine that uses gas fuel and gas oxidizer

• C. An engine that uses liquid fuel and liquid oxidizer

• D. An engine that uses water