A compressed spring of a mouse trap car is an example of ____________ energy.potential stablekineticThe distance form the turning axis to the point of contact is called the:lever armtorque pointturning pointWhat is the approximate speed of a mouse trap hammer?70 mph85 mph50 mphThe balance point of an object is called the center of ______________.massbalancetensionA car built for distance requires a ____________ lever arm.stablelongshortWhat is the sleeve called that is used to give the axle a smooth surface to rub against.wood dowelbushingbearingEnergy that is stored is called:potential energystable energykinetic energyWhat force opposes motion and has a great effect on a mouse trap cars performance.gravitybearingsfrictionMost cutting devices use the principle of:the wheelthe inclined planethe leverWho invented the spring loaded mouse trap?James Henry AtkinsonJames spellingThomas Ward Loading...
