Key Terms: One-Dimensional Motion

Define Acceleration

• The rate of change in velocity; speeding up, slowing down, or changing direction

• The total distance traveled in a specific direction divided by the amount of time over which the distance was traveled

• A measure of how far apart two objects are

• The study of motion

Tags

NGSS.HS-PS2-1

Define Average Velocity

• The rate of change in velocity; speeding up, slowing down, or changing direction

• The total distance traveled in a specific direction divided by the amount of time over which the distance was traveled

• A measure of how far apart two objects are

• The study of motion

Define Distance

• The rate of change in velocity; speeding up, slowing down, or changing direction

• The total distance traveled in a specific direction divided by the amount of time over which the distance was traveled

• A measure of how far apart two objects are

• The study of motion

Define Kinematics

• The rate of change in velocity; speeding up, slowing down, or changing direction

• The total distance traveled in a specific direction divided by the amount of time over which the distance was traveled

• A measure of how far apart two objects are

• The study of motion

Define Origin

• The reference point on which a frame of reference is based; the point of time 0 on a displacement-time graph

• The measurement of the rate of change of position with respect to time

• The constant acceleration on an object because of gravitational force; on Earth it is 9.81 m/s2 .

• The vector quantity that gives the straight line distance from starting position to ending position

Define Speed

• The reference point on which a frame of reference is based; the point of time 0 on a displacement-time graph

• The measurement of the rate of change of position with respect to time

• The constant acceleration on an object because of gravitational force; on Earth it is 9.81 m/s2 .

• The vector quantity that gives the straight line distance from starting position to ending position

Tags

NGSS.HS-PS4-1

Define Acceleration Due to Gravity

• The reference point on which a frame of reference is based; the point of time 0 on a displacement-time graph

• The measurement of the rate of change of position with respect to time

• The vector quantity that gives the straight line distance from starting position to ending position

Define Displacement

• The reference point on which a frame of reference is based; the point of time 0 on a displacement-time graph

• The measurement of the rate of change of position with respect to time

• The constant acceleration on an object because of gravitational force; on Earth it is 9.81 m/s2 .

• The vector quantity that gives the straight line distance from starting position to ending position

Define Frame of Reference

• A set of space-time coordinates that describes motion of a body relative to something else

• The state of an object that is being influenced only by the downward force of gravity

• A quantity that is fully described by the magnitude and does not have a direction

• A quantity with both a magnitude and a direction

Define Free Fall

• A set of space-time coordinates that describes motion of a body relative to something else

• The state of an object that is being influenced only by the downward force of gravity

• A quantity that is fully described by the magnitude and does not have a direction

• A quantity with both a magnitude and a direction

Tags

NGSS.HS-PS2-1

NGSS.HS-PS2-2

NGSS.HS-PS2-4