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- 1. Multiple Choice
The force that one surface exerts on another when the two rub against each other is called
friction.
inertia.
acceleration
gravity
- 2. Multiple Choice
According to Newton’s third law of motion, when a hammer strikes and exerts force on a nail, the nail
creates a friction with the hammer.
disappears into the wood.
exerts an equal and opposite force on the hammer.
moves at a constant speed.
- 3. Multiple Choice
Define the term inertia.
the amount of matter in an object
the amount of space an object takes up
the tendency of an object to resist a change in motion, determined by mass
The force that one surface exerts on another when the two rub against each other
- 4. Multiple ChoicePeanut ran 50 meters in 10 seconds. What was Peanut's average speed?2 m/s5 km/h5 m/s5 m/s North
- 5. Multiple ChoiceA force is a ____________________push or pullmotionspeednet force
- 6. Multiple Choice
With simple machines, you exchange force for ...
distance
energy
work
effort
- 7. Multiple Choice
Which mirror(s) create a real image?
Concave
Convex
Plane
- 8. Multiple Choice
Which mirror(s) create virtual image?
plane
concave
convex
- 9. Multiple Choice
Which is not a type of friction?
rolling
static
sliding
fluid
air
- 10. Fill in the Blank
Newton's first law of Motion is
- 11. Fill in the Blank
Energy is neither ________ or __________ it is _______________.
- 12. Multiple Choice
Which type of circuit only has one path?
series
parallel
combination
- 13. Multiple Choice
The highest point of a wave is the ....
crest
trough
amplitude
wavelength
- 14. Multiple Choice
The distance from red line to red line is the ...
wavelength
amplitude
crest
trough
- 15. Multiple Choice
the pivot point on a lever is called the ...
fulcrum
base
lever point
- 16. Fill in the Blank
A magnet is strongest at the
- 17. Multiple Choice
In a parallel circuit, when one light bulb goes out the other light bulbs ___________
stay lit
go out
flash
- 18. Multiple Choice
to determine the mechanical advantage of a pulley system, you
count all of the ropes
you count all of the rope segments but the first
you count the ropes segments and divide by 2
- 19. Multiple Choice
True or false
In simple machines
Input work = output work
true
false
- 20. Multiple Choice
Rube Goldberg was an engineer and cartoonist who created drawings of machines that completed a ______ task in a ___________ manner.
hard, easy
simple, complex
simple, easy
hard, complex
- Answer choicesTagsAnswer choicesTags