XT electricity quiz3

Direct Current or DC circuits are always powered by what ?

• Wind Turbines

• Solar Panels
• Batteries

• Hydroelectric Power

What rocket has been the workhorse for putting satellites into orbit?

• Space Shuttle
• Saturn V
• Falcon Heavy
• Atlas V

Thrust in a rocket is achieved thanks to _______________.

• Gravity
• Air pressure
• Newton's third law of motion
• Magnetic field

Tags

NGSS.MS-PS2-1

Rocket fuel is actually just ____________.

• water
• liquid oxygen
• gasoline
• refined kerosene

An orbit where a satellite appears stationary compared to Earth's rotation is called ________.

• Polar Orbit
• Low Earth Orbit
• Geostationary Orbit
• Medium Earth Orbit

What component blocks the flow of electricity in one direction ?

• Resistor
• Capacitor
• Diode
• Transistor

The electrical equivalent of flow is ______.

• Current
• Voltage
• Resistance
• Capacitance

The electrical equivalent of pressure is ________.

• Current

• Voltage

• Resistance
• Capacitance

What is a superconductor ?

• A large conductor used in power grids

• A device that amplifies signals
• A type of semiconductor
• A material that can conduct electricity without resistance

Tags

NGSS.HS-PS3-5

Who discovered superconductors ?

• Albert Einstein
• Heike Onnes

• Isaac Newton
• Marie Curie