Asheet of paper can be withdrawn from under a container of milk without toppling it if the paper is pulled a. gravity pulls very hard on the milk carton. b. the milk carton has very little weight. c. the milk carton has inertia. d. none of the above.

Explain why the aperture of the spherical mirror should be small compared to the radius of curvature of the mirror.

What is the primary force that suspension bridges use cables to hold their spans up? a. tension force b. resistance force c. normal force d. elastic force e. applied force

Researchers determine that the biodiversity in a woodland region is declining. they identify two major threats to the region's biodiversity, a method to address each threat, and the expected outcome of each method. this information is shown in the table. a) reforestation would not benefit many species because most forest species live on the ground. b) reforestation would take the longest time to be effective because trees take several years to grow. c) biological augmentation would benefit only a few species because is is typically not very effective. d) biological augmentation would take less time to ve effective because it targets the majority of prey species.