Drone Physics Lesson 4

Harnessing the Power: Understanding Thrust

I can understand the concept of thrust and its applications in various fields.

Discover how harnessing this powerful force can lead to advancements in technology, transportation, and more.

​the wind is blowing
ga-no-lv-v-sga
ᎦᏃᎸᎥᏍᎦ

​Temperature
nu-ga-no-wv'i ᏄᎦᏃᏮᎢ

it's warm
u-ga-na-wa
ᎤᎦᎾᏩ 

​Wind
u-no-le
ᎤᏃᎴ

​Replace this with a header

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Happy teaching!

Open Ended

What are the four forces affecting airplane flight?

Open Ended

Think pair share on the following

How does weight affect airplane flight?

How do you think airplanes move through the air?

Vocabulary

combustion: A chemical process where a fuel and an oxidizer are reacted producing heat, light and hot gases.

compressor: A mechanical component that increases the pressure of a gas flowing through it.

radial engine: A gasoline combustion engine where stationary pistons are arranged in a circle around a moving crankshaft.

rotary engine: A gasoline combustion engine where moving pistons are arranged in a circle around a stationary crankshaft.

rotational energy: The amount of energy possessed by a body as a result of its rotational motion proportional to its mass and radius.

thrust: The forward-directed force developed in a jet or rocket engine as a reaction to the high-velocity rearward ejection of exhaust gases or a propeller.

turbine: A mechanical component that takes energy from a moving fluid and transforms it into rotational energy.

Understanding Thrust

• Thrust: The force that propels an object forward
• Key Factors: Engine power, air resistance, and weight
• Formula: Thrust = Engine Power - Air Resistance - Weight
• Applications: Aviation, rocketry, and propulsion systems

Key Factors of Thrust

• Engine power is a crucial factor in determining thrust.
• Air resistance affects the efficiency of thrust.
• Weight plays a role in determining the amount of thrust required.

Multiple Choice

What are the key factors that affect thrust?

• Engine power, air resistance, and weight

• Fuel efficiency, air resistance, and weight

• Engine power, air resistance, and altitude

• Engine power, weight, and altitude

Harnessing Thrust:

• Thrust: The force that propels an object forward
• Newton's Third Law: For every action, there is an equal and opposite reaction
• Understanding Thrust: Exploring how Newton's Third Law applies to propulsion

Thrust

Thrust is the force that propels an object forward. It is the force that pushes or pulls an object in the direction of motion. Unlike gravity or friction, thrust is generated by engines or propulsion systems. It is essential for vehicles like rockets, airplanes, and cars to move forward. Without thrust, objects would remain stationary or slow down.

Multiple Choice

What is the force that propels an object forward?

• Gravity

• Friction

• Thrust

• Momentum

Harnessing Thrust

• Thrust: The force that propels an object forward
• Propulsion: The process of creating thrust
• Understanding Thrust: Essential for efficient propulsion
• Key Factors: Engine power, airspeed, and mass
• Optimizing Thrust: Balancing these factors for maximum efficiency

Optimizing Thrust

Trivia: The key factor for optimizing thrust is engine power. Engine power determines the force generated by the engine, which propels the aircraft forward. Other factors like airspeed, mass, and temperature also affect thrust, but engine power plays the most crucial role.

• Engine power is measured in horsepower or kilowatts.
• Increasing engine power can result in higher thrust and faster acceleration.
• Modern aircraft engines are designed to maximize power output while minimizing fuel consumption.

Multiple Choice

What is the key factor for optimizing thrust?

• Engine power

• Airspeed

• Mass

• Temperature

Understanding Jet Engines

• Thrust: The force that propels an aircraft forward
• Jet Engines: Harness the power of thrust through the expulsion of high-speed exhaust gases
• Components: Compressor, combustion chamber, turbine, and nozzle
• Working Principle: Air is compressed, mixed with fuel, ignited, and expelled at high speed to generate thrust

Jet Engine Compressor

The compressor is responsible for compressing air in a jet engine. It increases the pressure of the incoming air, allowing for efficient combustion and propulsion. Without the compressor, a jet engine would not be able to generate the necessary thrust for flight.

Multiple Choice

Which component of a jet engine is responsible for compressing air?

• Compressor

• Combustion chamber

• Turbine

• Nozzle

Understanding Thrust

• Thrust: The force that propels an object forward
• Applications: Thrust is used in various fields such as aviation, rocketry, and automotive industry
• Importance: Understanding thrust helps in designing efficient propulsion systems
• Factors: Thrust depends on factors like engine power, air density, and velocity

Thrust: Propelling Objects

Thrust is the force that propels objects forward. It is essential for various modes of transportation, such as rockets, airplanes, and even cars. Without thrust, these vehicles would not be able to move. Newton's third law of motion states that for every action, there is an equal and opposite reaction, which is the principle behind thrust.

Match

Match the following

• Wind

• The wind is blowing

• it's warm

• Temperature

u-no-le

Ga-no-lv-v-sga

u-ga-na-wa

nu-ga-no-wv'i

• u-no-le

• Ga-no-lv-v-sga

• u-ga-na-wa

• nu-ga-no-wv'i

Multiple Choice

What is thrust used for?

• Generating electricity

• Cooking food

• Propelling objects forward

• Cleaning surfaces

Open Ended

What is something that you are still curious about with flight?