A can opener, a ladder, a pulley system, a come-along, a car. What do machines help us to do in our daily lives?
List, if you can, an example of the following machines:
first class lever:
second class lever:
third class lever:
wheel/axle
pulley
wedge
inclined plane
screw
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19 comments:
I have No idea
The wheel and axle are wat hold your car up and lets your car drive
A pulley helps you pull something with less effort to do it
A wedge helps you hold something back from moving
A screw holds two things together and helps keep something on a wall or a surface without falling
1idk
2idk
3idk
4turns the wheels
5pulls things
6idk
7idk
8holds things to gether
i dont know what any of these things can do.
first class lever: idk
second class lever:idk
third class lever:idk
wheel/axle-a car
pulley-the thing that pulls up the curtain for the stage
wedge-the thing that holds the door open
inclined plane--ramp for the cars to go on
screw--screw
Can opener op-ens cans
Pully pulls stuff
car drives you somewhere
ladder helps you climb then you fall off and you brreak somthing
Come alons makes you come along
I culd draw them better than explane
1st?
2nd?
3rd?\
Wheel axcel-car
Pulley-Clothes Line
Wedge-Wedge heel
Inclined Plane-Ramp
Screw-Screw
i have no idea...
pulley pulls things.
wedge wedges things
wheel/axle rotates things and pulls
incline plan is a diaganal thing
screw is a thing that hold things in place.
first class lever-teeter totter
2nd class lever-
third class lever-
wheel/axel- car
pulley-
wedge- wedge heel
inclined plan-ramp
screw- screw
Make certain types of jobs easier.
first class lever: lever in a tractor?
second class lever:?
third class lever:?
wheel/axle:Cars/trucks
pulley:A logger pulley that takes trees from point A to point B
wedge:Door stopper
inclined plane: A ramp into a horse trailer
screw:screws that go into wood/metal
open cans, helps u reach tall places, idk, and gets u places.
idk
i don't get it? or have any idea?
first class lever:teeter todder
second class lever:pully
third class lever:a computer controled
wheel/axle=a car
pulley=line goes over the wheel
_
/O\
wedge= maul to split wood
inclined plane=used to reduse fricion to go up so that u dont have to use stair
screw= uses an inline to burry iteself into material making it eisiest to get it in
1)idk
2)idk
3)idk
4)the wheel spines with the axil to move
5)lifts objects easier
6)idk
7)idk
8)holds things together
idk what this means??
Wheel/axle: car
Pulley: like on a winch
Wedge: holds the door open
inclined plane: Ramp
Screw: is a screw
first class lever:- tetor tator
wheel/axle- car Wheel system
pulley- help lift heavy objects up
wedge- hold a door back
inclined plane- Loading ramp
screw- drill
wheel /axle a car
pulley a winch
wedge holds the door open
inclined plane a ramp
screw a screw
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