Answer:
a. Smaller class size is related to better academic performance.
Explanation:
A hypothesis is a testable prediction, a scientific guess of what you expect to happen from a study. There are directional and non directional hypothesis, the directional hypothesis states exactly what you expect such as " smaller class size is related to better academic performance while a non directional hypothesis predicts that there will be an effect but does not specify the direction, example is "smaller class size is related to academic performance".
The option chosen is an example of a directional hypothesis, option b, c, and d are more statements of facts and not hypothesis.
<span>No2 would be the free radical as it has an unpaired electron in it's grouping. Since free radicals are defined by the attribute of having an unpaired electron in their make-up, no2 fits this definition.</span>
Answer:
Mental operations
Explanation:
Mental operations: The term mental operations is defined by Jean Piaget at a developmental level and by J. P. Guilford from a psychometric perspective.
According to Jean Piaget, mental operations are referred to as the operations that can affect an individual's mental contents. In other words, an individual can imagine precisely the consequence or result of any phenomenon which is happening without the requirement of happening.
An individual having mental operations doesn't think rationally about abstract phenomena.
Answer:
The West pulled up with the Calvary and stopped East Germany from invading West Berlin.
Explanation:
They had guns and horses and weapons of warfare unlike anything the world had ever seen before, so they were scared.
The answer is Thomas Jefferson
Explanation:
