Answer:
The substances that go into a chemical reaction are called the reactants, and the substances produced at the end of the reaction are known as the products.
Explanation:
D. Since first you think of what will happen if this and this happen and then you test it.
True. Especially if you are a visual learner. The models help explain the world in a easier way. Words is another method teachers and people use. But models make it fun and more understanding
True
The greater the object weighs (volume) the heavier it is, and it the object is heavier, the the buoyancy force will be higher
Hope this helps :)
The advantage to a scientist is that it makes calculations easy using exponential functions. The disadvantage is that it may not capture some subtle complication that changes the answer at the fifth place after the decimal point.<span>
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