1D Kinematics Flashcardizz

Front

What is 1D Kinematics?

Back

1D Kinematics is the branch of mechanics that deals with the motion of objects along a straight line, focusing on concepts such as displacement, velocity, acceleration, and time.

Front

Define displacement.

Back

Displacement is a vector quantity that refers to the change in position of an object. It is the shortest distance from the initial to the final position, along with the direction.

Front

What is the formula for calculating final velocity when starting from rest?

Back

Final velocity (v) can be calculated using the formula: v = a * t, where 'a' is acceleration and 't' is time.

Front

What is acceleration?

Back

Acceleration is the rate of change of velocity of an object with respect to time. It is a vector quantity and can be positive (speeding up) or negative (slowing down).

Front

What is the difference between speed and velocity?

Back

Speed is a scalar quantity that refers to how fast an object is moving, while velocity is a vector quantity that includes both speed and direction.

Front

How do you calculate average speed?

Back

Average speed is calculated by dividing the total distance traveled by the total time taken: Average Speed = Total Distance / Total Time.

Front

What does a positive acceleration indicate when velocity is also positive?

Back

A positive acceleration with a positive velocity indicates that the object is speeding up.

Front

What is a vector quantity? Give examples.

Back

A vector quantity has both magnitude and direction. Examples include velocity, acceleration, and displacement.

Front

What does a horizontal line on a velocity vs. time graph represent?

Back

A horizontal line above the time axis indicates that the object is moving at a constant positive velocity.

Front

How do you calculate distance using acceleration and time?

Back

Distance (d) can be calculated using the formula: d = 0.5 * a * t^2, where 'a' is acceleration and 't' is time.