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 14 of 25 · the same problems every time you open this link.
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: The open ocean, Sea spray on a windy beach, Raindrops falling on a window, A chunk of ice broken off a glacier
Fresh waterSalt water
2.Sort each one: Fresh water or Salt water?
Sort: A lake in the hills, A garden pond, A very salty lake in a hot desert, A rock pool on the beach
Fresh waterSalt water
3.Sort each one: Fresh water or Salt water?
Sort: The water in a seaside bay, A spring bubbling out of a hillside, A salt marsh by the sea, A cloudy brown river after a storm
Fresh waterSalt water
LessonPrint · 2-ESS2-3 · Set 14 · free to copy for classroom use
Answer key — Fresh or Salty?
Set 14. Prints on its own sheet.
1.1. A chunk of ice broken off a glacier — 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
2.1. A garden pond — Fresh water 2. A lake in the hills — Fresh water 3. A rock pool on the beach — Salt water 4. A very salty lake in a hot desert — Salt water
3.1. A cloudy brown river after a storm — Fresh water 2. A salt marsh by the sea — Salt water 3. A spring bubbling out of a hillside — Fresh water 4. The water in a seaside bay — Salt water
Last reviewed 2026-09-05. Aligned to 2-ESS2-3 of the Next Generation Science Standards.