Imagine you are an engineer. Circle the structural support you would choose in each situation. Then, explain your answers. 1. You need to design cardboard boxes to hold heavy books and furniture. I-beam, corrugation, or gusset.

Holes drilled several kilometers into earth’s crust provide direct evidence about earth’s interior in the form of

The astronauts on the space shuttle flights experienced an acceleration of 29 m/s2 (about 3 "g's") during lift-off. what upward force must the astronaut's seat apply to the astronaut in order to cause this acceleration? assume the astronaut's mass is 70 kg, and compute this force when the acceleration is near the earth's surface so their weight equals latex: mg m g .

Abowling ball rolling down the lane toward the pins has gravitational potential energy. a. no b. a lot of c. a little