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Gianni Wilderman

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Cards in this guide (10)
Force can be calculated as pressure x area Which of the following will produce the most force

10 p over 10 m2

Speed is calculated by distance over what other factor

Time

A car travels 65 km in 1 hour What is its average speed in meters per second

18 m/s

Resultant velocity is calculated using which two math functions

"addition and subtraction"
Resultant velocity refers to the sum of all vectors in an equation. The two math functions that are used to calculate the resultant velocity are addition and subtraction.

What if your body applies force to the ground as weight If you weigh 450 newtons and carry a backpack that weighs 45 newtons what is the net force applied downward to the ground

495 n

What does the law of conservation of energy explain

The total energy in the universe is constant.

A+ :)

What creates the lift that allows gliders to fly

Unequal Pressure

The aircraft's wing is shaped so that the air passing over the wing moves faster than the air under the wing causing a positive pressure differential, thus creating lift. In simpler terms, it is the air moving above the wing, not below the wing, that causes lift.

What will happen if too much tension force is exerted on a spring

the spring will snap

The popping sensation a person feels in his or her ears when an airplane ascends or descends comes from the rapid change in what type of pressure

atmospheric

Which type of force is exerted on the bottom row of bricks in a building

compression

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