Writing Effective Experimental Procedures

To save time

To ensure safety and obtain reliable data

To make experiments more fun

To impress other scientists

Using complex vocabulary

Avoiding unreliable results and injuries

Ensuring it is easy to understand

Making it look professional

Tennis

Soccer

Basketball

Baseball

Which tennis ball is the lightest?

Which tennis ball is the bounciest?

Which tennis ball is the cheapest?

Which tennis ball is the most durable?

The brand of the tennis ball

The height from which the ball is dropped

The surface on which the ball is dropped

The person dropping the ball

Dropping the ball

Recording the data

Setting up a measuring tool

Positioning the camera

Do a practice run

Skip the step

Change the experiment

Ask for help

Directly above the ball

At an angle

To capture the measuring device clearly

Far away from the experiment

Stop the experiment

Switch to a different camera

Review the videos and measure the height of the first bounce

Change the height of the drop

To make the experiment look complicated

To ensure the experiment is repeatable and reliable

To finish the experiment quickly

To impress other scientists