Movement and Position

Question 1

What is the equation to measure speed

Answer 1

Speed = Distance Moved / Time taken

Question 2

Equipment to measure distance between 2 points

Answer 2

1. Tape Measure

2. Click Wheel

Question 3

What does the gradient of a distance-time graph represent

Answer 3

The speed

Question 4

What is the difference between speed and velocity

Answer 4

Velocity is a vector quantity, speed is a scalar quantity

Question 5

Key points in writing answers to questions asking to describe experiments

Answer 5

1. State any equation if there are any
2. State any independent variable and how you will measure it
3. State any dependent variable and how you will measure it.
4. State any variables that you will keep as a control and how you will keep it.
5. State that you will repeat the experiment and get average values for the results.

Question 6

What is the equipment that is used to measure the time taken more accurately

Answer 6

Light Gate.

Question 7

Acceleration Definition

Answer 7

This is the rate of change of velocity over the time taken.

Question 8

What does the gradient of a velocity time graph represent

Answer 8

The acceleration.