What electrical component is used to open and close a circuit?

The force that moves an aircraft forward, usually produced by engines or propellers.

The idea that lift is created by pressure differences is which principle?

Draw a parallel circuit with a battery, a bulb, a buzzer and a switch, that controls both components.

Name an energy source that doesn’t require steam to generate electricity.

The variety of animal and plant life in any environment. It can refer to a small area, like a pond, or the entire Earth. It is important because it helps ecosystems stay balanced and provides resources like food and medicine.

The educated guess that you make about your scientific question in an experiment.

What energy source does not require a turbine and generator to produce electricity?

The variable that is measured in an experiment.

What is an adaptation that enables an organism to live in the forest?

When an organism blends in with the surroundings, making the organism hard to see is called?

The law that states "For every action there is an equal and opposite reaction" is which Law?

The force that slows down an aircraft as it moves through the air, caused by air resistance.