Acceleration takes place the first 0-30 meters or to about 3-4 seconds from the start of a sprint. After approximately 30 meters acceleration turns into maximum velocity and top speed is hit.
In science, a hypothesis is an idea or explanation that you then test through study and experimentation. Outside science, a theory or guess can also be called a hypothesis. A hypothesis is something more than a wild guess but less than a well-established theory. In science, a hypothesis needs to go through a lot of testing before it gets labeled a theory. In the non-scientific world, the word is used a lot more loosely.
A hypothesis for an experimental or causalA hypothesis for an experimental or causal-comparative study: A hypothesis for correlational research. A hypothesis for descriptive research. A model for stating hypotheses for an experimental or causal-comparative study. Example: Research Hypothesis: Girls will achieve higher reading comprehension