Which option describes a vector quantity?(1 point)
Responses
It has magnitude, but no units or direction.
It has magnitude and units, but no direction.
It has magnitude, units, and direction.
It has no magnitude, units, or direction.
It has magnitude, units, and direction.
Which quantity is scalar?(1 point)
Responses
energy
velocity
force
momentum
energy
The steepness of a line segment on a distance vs. time graph indicates which things about the motion of an object?(1 point)
Responses
upward-sloping line segment: The steeper the slope, the slower the motion.
downward-sloping line segment: The steeper the slope, the faster the motion.
upward-sloping line segment: The steeper the slope, the slower the motion. downward-sloping line segment: The steeper the slope, the faster the motion.
upward-sloping line segment: The steeper the slope, the slower the motion.
downward-sloping line segment: The steeper the slope, the slower the motion.
upward-sloping line segment: The steeper the slope, the slower the motion. downward-sloping line segment: The steeper the slope, the slower the motion.
upward-sloping line segment: The steeper the slope, the faster the motion.
downward-sloping line segment: The steeper the slope, the slower the motion.
upward-sloping line segment: The steeper the slope, the faster the motion. downward-sloping line segment: The steeper the slope, the slower the motion.
upward-sloping line segment: The steeper the slope, the faster the motion.
downward-sloping line segment: The steeper the slope, the faster the motion.
upward-sloping line segment: The steeper the slope, the faster the motion.
The steepness of a line segment on a distance vs. time graph indicates which things about the motion of an object?(1 point)
Responses
downward-sloping line segment: The steeper the slope, the faster the motion.
downward-sloping line segment: The steeper the slope, the faster the motion.
downward-sloping line segment: The steeper the slope, the slower the motion
downward-sloping line segment: The steeper the slope, the faster the motion.
downward-sloping line segment: The steeper the slope, the faster the motion.
On a distance vs. time graph for an object, a line segment that is sloping upward indicates(1 point)
Responses
that the object is speeding up.
that the object is speeding up.
that the object is accelerating.
that the object is accelerating.
motion in the positive direction.
motion in the positive direction.
motion in the negative direction.
motion in the negative direction.
that the object is speeding up.
Two ropes are being used to suspend a box. Each rope is exerting 5 N of upward force. If the forces are balanced and the box is stationary, how much force is being exerted by the box itself and in which direction?(1 point)
Responses
The box exerts 10 N of force downward.
The box exerts 10 N of force downward.
No forces are being exerted by the box.
No forces are being exerted by the box.
The box exerts 5 N of force downward.
The box exerts 5 N of force downward.
The box exerts 10 N of force upward.