Y06W17GR Hypothesis sentences (If… then…)
Hypothesis sentences (If… then…)
Writers often need to explain what could happen, not just what did happen. Hypothesis sentences help show a possible cause and result clearly, which is useful in science-style explanations and careful thinking.
- how if… then… sentences show a possible result
- where to place the comma after an opening if clause
- how words like might and can change certainty
- Hypothesis means an idea about what could happen in a certain situation.
- Conditional pattern links a condition to a result, often with if and then.
- Comma after starter is needed when the if clause comes first.
- Modal word such as might or can changes how certain the result sounds.
- Best choice matters because a careful explanation should not sound more certain than the evidence allows.
How it works
1Start with the condition
A hypothesis sentence often begins with the condition. This tells the reader what must happen first.
- If clause names the condition, for example, If students believe the treatment will help,.
- Starter comma comes after that opening clause, so the reader can hear the pause before the result.
- Order stays clear because the cause-like part comes before the outcome.
2Add the result clearly
After the condition comes the result. This part explains what may happen next.
- Then result can be written with then or without it, for example, If students feel calm, then they might focus better.
- Main idea should stay simple, so the result is easy to follow.
- Clarity improves when the result matches the condition closely.
3Choose the right modal word
Hypothesis sentences often use modal words because the result is possible, not guaranteed. These words help the sentence sound careful.
- Might shows possibility, for example, If a person expects help, they might feel more confident.
- Can shows what is possible in general, as in If people feel calmer, they can think more clearly.
- Careful meaning matters because will can sound too certain if the result is only a guess.
4Keep the claim as a hypothesis
A strong explanation should sound thoughtful, not overconfident. Hypothesis grammar helps the writer stay accurate.
- Possible result fits words like might, can and may.
- Overclaim happens when a sentence sounds like a proven fact without enough support.
- Science tone is stronger when the grammar matches the level of certainty.
See it in action
Adding the starter comma
If students expect a helpful result they might feel less worried.
If students expect a helpful result, they might feel less worried.
The change is better because the opening if clause is now clearly separated.
Making the claim less certain
If people believe the treatment works, they will feel better.
If people believe the treatment works, they might feel better.
The change is better because might fits a hypothesis more carefully.
Adding a clear result
If the class feels calmer.
If the class feels calmer, they can focus on the task more easily.
The change is better because the condition now leads to a complete result.
Keeping the explanation clear
Students can focus better if they think the strategy might work.
If students think the strategy might work, they can focus better.
The change is better because the condition comes first and the cause-result pattern is easier to see.
- If… then… sentences show a condition and a possible result.
- Opening if clauses usually need a comma after them.
- Modal words help the writer show careful certainty.
- Might often suits a hypothesis better than will.
- Clear hypotheses sound thoughtful and easy to follow.
- conditional(adjective) showing that one part depends on another part happening first
- hypothesis(noun) a possible explanation or prediction that still needs checking
- modal(noun) a helper word such as might or can that shows certainty or possibility
- clause(noun) a group of words built around a verb, often carrying one idea
- Choosing a selection results in a full page refresh.
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