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Prove It from the Text is a free printable Grade 3 English worksheet on matching a question to the sentence in the text that answers it, aligned to Common Core standard RI.3.1. It prints 3 questions with an answer key on its own sheet of paper, in 25 versions that each ask different questions, so no two students in the class work from the same page. Print it from the browser or download it as a PDF — no account, no email.

Set 17 of 25 · the same problems every time you open this link.

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One paper per student

Set 1 has all 25 in a single PDF. All 25 sets ask different questions.

Prove It from the Text

RI.3.1

NameDate

Write the letter of the answer next to each question.

LessonPrint · RI.3.1 · Set 17 · free to copy for classroom use

Answer key — Prove It from the Text

Set 17. Prints on its own sheet.

  1. 1.1. Why is a salmon thin when it reaches the gravel? — D (It does not eat once it enters fresh water.) 2. Why does the millstone spin faster than the sails? — B (The smaller gear has fewer teeth.) 3. Why do swallows leave Britain? — C (In October the insects disappear.) 4. How does a boat going uphill enter a lock? — A (It enters the lock through the lower gate.)
  2. 2.1. How far do swallows fly? — B (About six thousand miles, taking roughly six weeks.) 2. What makes the bubbles in bread? — A (Yeast gives off carbon dioxide gas.) 3. Why do a windmill's sails turn around? — D (The sails are set at a slight angle.) 4. How does a salmon find its way home? — C (It finds its way home by smell.)
  3. 3.1. Where did the idea of reading dots come from? — C (A soldier brought a code soldiers read in the dark.) 2. How old was Louis Braille when he was blinded? — B (He was blinded in an accident at the age of three.) 3. Why was the letter E given one dot? — D (The commonest letters got the shortest patterns.) 4. Why does a canal lock need no pump? — A (The water comes down by gravity.)

More practice for RI.3.1

Answer questions about an information text by quoting where it says so.

Teaching this next? Quoting an Information Text is the 40-minute plan for it, with the misconceptions to expect.

All Grade 3 worksheets

Last reviewed 2026-09-05. Aligned to RI.3.1 of the Common Core State Standards for English Language Arts.