Experiments! 5th grade

During this unit about Matter, we have done different experiments to put into practice the contents we have been learning.

1. Materials: a plastic bottle, soap, a sock and water. Objective: to make bubbles. 

2. Materials: a plastic bottle, vinegar, bicarbonate of soda, a funnel and a balloon. Objective: to show a chemical reaction. 

Reactants: vinegar + bicarbonate of soda. Products: salt + H2O + CO2

3. Materials: glue, a measuring glass and water. Objective: to calculate glue's volume.