Home Work for class VII.Scientific Method

STUDENT WORKSHEET 3.4


Doing Science


Name : Date :


Direction : Use the following terms to complete the statements below

prepare
draw a conclusion
experiment
hypothesis
variables
trial
materials
data tables
goggles
safety apron
safety



1. You can solve a problem by doing a/n
2. Before you begin an experiment, you need to get a clear idea of what you want to find out. You can for the experiment by thinking about the problem you are trying to solve.
Use the information you already know about the problem to form a/n Your experiment will test this prediction.
The kind of materials you see in your experiment and the shape of the materials are two kinds of You will need to control these factors to make sure your experiment is accurate.
How many times will you repeat your experiment? Mistakes sometimes are happened. That is why you need to make more than one of an experiment.
Make a list of the you will need for your experiment. Also make any you will need to record your observations.
To prevent accidents, it’s important to think about You should always wear and a/an when doing an experiment.
After you have finished the experiment and recorded your observations, you should
based on the results. Then compare this with your hypothesis.