Solid or Liquid? is a free printable Grade 2 science worksheet on classifying materials as solid or liquid by whether they keep their shape, aligned to NGSS performance expectation 2-PS1-1. 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.
Set 1 has all 25 in a single PDF. All 25 sets ask different questions.
Solid or Liquid?
2-PS1-1
NameDate
Sort each one into solid or liquid.
1.Sort each one: Solid: keeps its own shape or Liquid: takes the shape of its container?
Sort: Orange juice, A wooden block, A metal spoon, Dish soap
Solid: keeps its own shapeLiquid: takes the shape of its container
2.Sort each one: Solid: keeps its own shape or Liquid: takes the shape of its container?
Sort: Milk, Vinegar, A pencil, An ice cube
Solid: keeps its own shapeLiquid: takes the shape of its container
3.Sort each one: Solid: keeps its own shape or Liquid: takes the shape of its container?
Sort: A coin, Cooking oil, Shampoo, A bar of soap
Solid: keeps its own shapeLiquid: takes the shape of its container
LessonPrint · 2-PS1-1 · Set 17 · free to copy for classroom use
Answer key — Solid or Liquid?
Set 17. Prints on its own sheet.
1.1. A metal spoon — Solid: keeps its own shape 2. A wooden block — Solid: keeps its own shape 3. Dish soap — Liquid: takes the shape of its container 4. Orange juice — Liquid: takes the shape of its container
2.1. A pencil — Solid: keeps its own shape 2. An ice cube — Solid: keeps its own shape 3. Milk — Liquid: takes the shape of its container 4. Vinegar — Liquid: takes the shape of its container
3.1. A bar of soap — Solid: keeps its own shape 2. A coin — Solid: keeps its own shape 3. Cooking oil — Liquid: takes the shape of its container 4. Shampoo — Liquid: takes the shape of its container
Last reviewed 2026-09-05. Aligned to 2-PS1-1 of the Next Generation Science Standards.