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Vocabulary, Fact & Opinion

Grade 4 · Stretch challenge · 8 questions · Version PG-9P9J42-MZZ8

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1.A lever is a rigid bar that turns around a fixed point. Moving that point changes the effort needed. What does “rigid” mean here?
2.A lever is a rigid bar that turns around a fixed point. Moving that point changes the effort needed. Give one fact and one opinion about this topic.
3.The council compared three playground plans for cost, safety, and accessibility before voting. Give one fact and one opinion about this topic.
4.A budget lists expected income and expenses. Comparing them helps a family plan spending. What does “expenses” mean here?
5.Engineers revised a bridge model after its center bent. They added supports and tested again. Give one fact and one opinion about this topic.
6.A primary source comes from the time studied. A secondary source interprets evidence later. What does “interprets” mean here?
7.City trees shade sidewalks, absorb rainwater, and provide shelter for birds and insects. What does “absorb” mean here?
8.Warm ocean water adds energy to tropical storms. Cooler water usually weakens them. Give one fact and one opinion about this topic.

Answers and teaching notes

Use the answers to check the work after the learner finishes. For writing prompts, the guide describes what a strong response should include.

Show answers for version 7
  1. A lever is a rigid bar that turns around a fixed point. Moving that point changes the effort needed. What does “rigid” mean here?Stiff and not easily bent
  2. A lever is a rigid bar that turns around a fixed point. Moving that point changes the effort needed. Give one fact and one opinion about this topic.Fact: A lever turns around a fixed point. Opinion: Levers are the most useful machines.
  3. The council compared three playground plans for cost, safety, and accessibility before voting. Give one fact and one opinion about this topic.Fact: The council compared three plans. Opinion: The largest plan was clearly best.
  4. A budget lists expected income and expenses. Comparing them helps a family plan spending. What does “expenses” mean here?Money that must be spent
  5. Engineers revised a bridge model after its center bent. They added supports and tested again. Give one fact and one opinion about this topic.Fact: The model bent in the center. Opinion: The revised bridge looked impressive.
  6. A primary source comes from the time studied. A secondary source interprets evidence later. What does “interprets” mean here?Explains the meaning of
  7. City trees shade sidewalks, absorb rainwater, and provide shelter for birds and insects. What does “absorb” mean here?Take in
  8. Warm ocean water adds energy to tropical storms. Cooler water usually weakens them. Give one fact and one opinion about this topic.Fact: Warm water can strengthen a tropical storm. Opinion: Storms are the most interesting weather.

Worked example

Check whether a statement can be verified, then use evidence to interpret vocabulary.

Common mistake

Treating a strongly worded opinion as a fact.

Helpful hint

Ask what evidence could prove the statement.