april at the Navy Museum: simple machines

simple machines — levers, pulleys, screws, wedges, inclined planes and wheel & axles — make our life easier. the girls got hands-on experience with simple machines and reviewed Newton’s laws, while the big girls got the extra challenge of making a lever-powered car.

for comparison to a pulley
for comparison to a pulley
pulley
pulley
wheel and axle
wheel and axle
lever
lever
screw
screw
screw in action
screw in action
wedge
wedge
inclined plane
inclined plane
lever-powered car
lever-powered car
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