Mr. Lewis 5th hour

22 terms by ally7350 

Ready to study?
Start with Flashcards

Create a new folder

Advertisement Upgrade to remove ads

5th hour Day:2 test

is the speed and direction of an object in motion?

velocity

the unit for force is the newton which stands for?

1kg*m/s squared

The net force of an object is measured by multiplying its mass times its acceleration?

Newton's 2nd law

amt. of water displaced by an object is equal to the buoyant force acting upon the object?

Archimedes principle

an object at rest will remain at rest or an object in motion will remain in motion unless an outside force acts upon it.

Newton's 1st law

the speed of a fluid is inversely proportional to the amount of pressure that fluid exerts

Bernoulli's principle

an airplane uses a curved wing called an _____ to create a lift

airfoil

a gas less dense than air

helium

_____ gravity and friction are always acting on you.

air pressure

an increase in thermal energy causes

thermal expansion

the lack of kinetic energy occurs at

absolute zero which is -273 degrees celsius

a teeter totter is an example of

1st class lever

a wheelbarrow is an example of

2nd class lever

a broom, rake, hockey stick, fishing rod

3rd class lever

as the fluid rises it cools and _____ in density

increases

e=mc squared is the equation devised by

Albert Einstein

a joule stands for

1n*1m

1km/h

.2777m/s

1mph

.4480m/s

km

.62 mile

1mile

1.609km

1 mile

1609m

Please allow access to your computer’s microphone to use Voice Recording.

Having trouble? Click here for help.

We can’t access your microphone!

Click the icon above to update your browser permissions above and try again

Example:

Reload the page to try again!

Reload

Press Cmd-0 to reset your zoom

Press Ctrl-0 to reset your zoom

It looks like your browser might be zoomed in or out. Your browser needs to be zoomed to a normal size to record audio.

Please upgrade Flash or install Chrome
to use Voice Recording.

For more help, see our troubleshooting page.

Your microphone is muted

For help fixing this issue, see this FAQ.

Star this term

You can study starred terms together

NEW! Voice Recording

Create Set