EXPERIMENTING WITH SCIENCE

IRENE SANCHEZ LOMELI.1.-

 

Watch the video and observe the experiment.

 

 

 

 

 

2.- Read the information and look at the pictures. Write it on your notebook and write the words “Materials”, “Steps” and “Purpose” in the corresponding place.

 

The Blowing up Ballon

“________________________”

The main purpose of this experiment is to analyze the chemical reactions of a base ( baking soda) and an acid (lemon juice).

 

“________________________”

* A balloon.

* 4 tablespoons of water.

* A plastic bottle.

* A drinking straw.

* Juice of a lemon.

*A teaspoon of baking soda.

images

“____________________”

reac-1

3.- Write on your notebook and complete the steps to carry out the experiment. Use the words in the chart. ( You can use them more than one time)

 

 

 

 

 

 

The Blowing up Balloon

Steps:

 

First, pour the _________ in to the ________________.

Then, add  the teaspoon of _______________ into the _________________.

Next, stir the mixture using the ____________.

After that, pour the  __________________ in and quickly put the balloon over the

mouth of the  ________________.

Finally, observe how thw quemichal reaction blows the  __________ up!

 

4.- Investigate three different  fun experiments and  bring them to the next class.

 

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