Asolid object can be deformed in threee fundamental ways. consider a block of steel that has sunk to the bottom of a lake. the deformation of the block due to water pressure is a. compression and tension b. bulk c. shear

Chameleons catch insects with their tongues, which they can rapidly extend to great lengths. in a typical strike, the chameleon's tongue accelerates at a remarkable 220 m/s2 for 20 ms, then travels at constant speed for another 30 ms.