Scaffold for Planning a First-Hand Investigation

You work for a consumer magazine that tests the claims of commercially available products. You and your laboratory technician have been asked to test the claim that a ‘teaspoon of “Rose Enhancer” will make your roses grow twice as quick’. You are asked to plan a first-hand investigation to test this claim.

Aim: To determine if a teaspoon of ‘Rose Enhancer’ doubles the growth rate of roses.

Equipment/resources:

Here you list all equipment and resources you and your laboratory technician will need to carry out your investigation.

You work for a consumer magazine that tests the claims of commercially available products. You and your laboratory technician have been asked to test the claim that a ‘teaspoon of “Rose Enhancer” will make your roses grow twice as quick’. You are asked to plan a first-hand investigation to test this claim.

Aim: To determine if a teaspoon of ‘Rose Enhancer’ doubles the growth rate of roses.

Equipment/resources:

Here you list all equipment and resources you and your laboratory technician will need to carry out your investigation. Include:

sizes and numbers-- eg 6 x 100 mL beakers
specific quantities- eg 250 mL of water

Procedure:

Your procedure must be a logical ordered set of instructions that someone else can follow. It is sometimes best to draw a flow chart or diagrams to show the procedure. Include:

specific lengths of time--- eg ‘Leave for exactly 48 hours...’
sizes and numbers ------- eg ‘Place two 100mL beakers…’
specific amounts --------- eg ‘Pour 250mL of water into…’