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Study
Unit 13: Tools and Inventions
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The room was lit only by a single 40-watt ....................
light bulb
Oops!
Okay!
She used a ........... to push the cart into the building.
lever
ramp
axe
screw
Oops!
Okay!
He use a(n) .............. to chop wood.
axle
lever
axe
wedge
Oops!
Okay!
What is it?
RAMP
LEVER
SCREW
Oops!
Okay!
I always use it.
doorknob
screw
axe
Oops!
Okay!
What is it?
Seesaw
Oops!
Okay!
A ............. is a type of screw.
light bulb
doorknob
lever
slide
Oops!
Okay!
What is it?
RAMP
SLIDE
LEVER
WHEEL AND AXLE
Oops!
Okay!
IDESL
SLIDE
Oops!
Okay!
A bicycle has two of these.
Wheel and axle
Oops!
Okay!
EEGDW
WEDGE
Oops!
Okay!
What is it?
RAMP
AXLE
AXE
LEVER
Oops!
Okay!
This is an .........
axe
Oops!
Okay!
Start with letter D....
DOORKNOB
Oops!
Okay!
What is it?
Wheel and axle
Oops!
Okay!
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