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Fresh or Salty? is a free printable Grade 2 science worksheet on identifying where fresh water and salt water are found, aligned to NGSS performance expectation 2-ESS2-3. 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 7 of 25 · the same problems every time you open this link.

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

Fresh or Salty?

2-ESS2-3

NameDate

Sort each one into fresh water or salt water.

1.Sort each one: Fresh water or Salt water?

Sort: Sea spray on a windy beach, The open ocean, A lake in the hills, Raindrops falling on a window

Fresh waterSalt water
2.Sort each one: Fresh water or Salt water?

Sort: A chunk of ice broken off a glacier, A clear mountain stream, A rock pool on the beach, A salt marsh by the sea

Fresh waterSalt water
3.Sort each one: Fresh water or Salt water?

Sort: A spring bubbling out of a hillside, A garden pond, The water in a seaside bay, Waves breaking on the shore

Fresh waterSalt water

LessonPrint · 2-ESS2-3 · Set 7 · free to copy for classroom use

Answer key — Fresh or Salty?

Set 7. Prints on its own sheet.

  1. 1.1. A lake in the hills — Fresh water 2. Raindrops falling on a window — Fresh water 3. Sea spray on a windy beach — Salt water 4. The open ocean — Salt water
  2. 2.1. A chunk of ice broken off a glacier — Fresh water 2. A clear mountain stream — Fresh water 3. A rock pool on the beach — Salt water 4. A salt marsh by the sea — Salt water
  3. 3.1. A garden pond — Fresh water 2. A spring bubbling out of a hillside — Fresh water 3. The water in a seaside bay — Salt water 4. Waves breaking on the shore — Salt water

Last reviewed 2026-09-05. Aligned to 2-ESS2-3 of the Next Generation Science Standards.