
NSCI 100 NSCI100 Quiz 1 with Answers (UMUC)
NSCI 100 NSCI100 Quiz 1
- Galileo's demonstration at the Leaning Tower of Pisa
- A kilogram is a measure of an object's
- An object weighs 30 N on Earth. A second object weighs 30 N on the Moon. The object with the greater mass is the one on
- An object is pulled with two forces, 10 N northward and 15 N southward. The direction of the net force is to the
- If Burl carried Paul piggy-back while standing in the middle of a scaffold, the tensions in the two supporting ropes would
- When you stand at rest on a floor, the number of vertical forces acting on you is
- A parachutist falling at constant velocity is in a state of
- A 3000-N bear grasping a vertical tree slides down at constant velocity. The friction force between the tree and the bear is
- You're lying on the sand on a breezy day when a pesky fly wishes to join you. The breeze is blowing at a steady 2 m/s. In order for the fly to land on you it should hover over you while flying
- The net force on any object moving at constant velocity is
- A car has a mass of 1000 kg and accelerates at 2 m/s^2. What is the magnitude of the force exerted on the car?
- A player hits a ball with a bat. If one part of the interaction is the bat against the ball, the other part is the
- As a ball falls, the action force is the pull of Earth's mass on the ball. The reaction force is the
- If the mass of Earth somehow increased with no change in radius, your weight would
- If Earth's mass decreased to one-half its original mass with no change in radius, your weight would
- At some point between Earth and the Moon, the forces due to gravity on a space traveler would be the same. This point is
- Dwarf planet Pluto was discovered by perturbations of
- Inside the interior of a truck that moves at constant velocity is a package that drops from the midpoint of the ceiling. The package hits the floor
- A skydiver who weighs 500 N reaches terminal velocity at 90 km/h. The air resistance on the skydiver is
- An elephant and a feather fall from a tree through the air to the ground below. The force of air resistance is greater on the
- If an object falls with constant acceleration, the velocity of the object must
- After a ball tossed upward leaves your hand, the force of gravity on it
- A large and a small person wish to parachute at equal terminal velocities. The large person should
- Action and reaction forces comprise the parts of
- A car traveling at 100 km/h strikes an unfortunate bug that splatters on the windshield. The force of impact is greater on the