Which object has the greatest force of gravity acting on it a. a 5-g object that is flat
b. a 15- g object that is flat
c. a 5 - g object that is round
d. a 10 - g object that is round

Janelle made a hypothesis bout the uneven temperatures inside her house during winter. she believes that 50% of the ducts are blocked and she plans to investigate. if she wants to prove her hypothesis using scientific processes what should she do next?

Which expression allows you to determine the mechanical advantage of an inclined plane? a. height of plane / input force b. length of plane / input force c. length of plane / height of plane d. height of plane / length of plane

Truck traveling west on the highway experiences an acceleration to the east. what could be the cause of this acceleration