Matching Pairs LET'S SIMPLE MACHINESOnline version Know machines and ttheir function. by maria backer baraza 1 We use lever 2 We use an inclined plane 3 We use gears 4 We use a pulley 5 We use screw 6 We use a wedge 7 We use wheel and axle to lift objects. to hold objects together — such as wood — and to position objects. to reduce friction of the moving vehicle with the ground. to move or lift objects. to cut objects. to push objects up or down. to change the direction of movement and/or increase the output speed or torque.
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