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Melt, Freeze, Boil, Cool is a free printable Grade 2 science worksheet on predicting what heating or cooling will do to a material, aligned to NGSS performance expectation 2-PS1-4. It prints 8 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 11 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.

Melt, Freeze, Boil, Cool

2-PS1-4

NameDate

Circle the best answer.

1.Water is boiled in a pan with a lid on. What do you see on the inside of the lid?
  • A.Drops of water
  • B.Dry dust
  • C.Salt
2.A puddle sits in the hot sun all afternoon. What happens to it?
  • A.It freezes
  • B.It dries up as the water goes into the air
  • C.It gets deeper
3.A tray of water is left in the freezer overnight. What will you find in the morning?
  • A.An empty tray
  • B.Warm water
  • C.Solid ice
4.A cold can is taken out of the fridge on a warm day. What appears on the outside?
  • A.Nothing at all
  • B.Ice cubes
  • C.Tiny drops of water
5.Butter is left in a warm kitchen all day. What happens?
  • A.It goes hard
  • B.It turns to ice
  • C.It goes soft and may melt
6.A snowman is left in the spring sunshine. What happens to it?
  • A.It turns into ice cream
  • B.It grows bigger
  • C.It melts into water
7.An egg is boiled for ten minutes and then cooled. Will it go runny again?
  • A.Yes, if you shake it
  • B.Yes, as soon as it cools
  • C.No, cooking it is a change that cannot be undone
8.Cake batter is baked in the oven. Can the cake be turned back into batter?
  • A.No, baking makes a change that cannot be undone
  • B.Yes, by cooling it
  • C.Yes, by adding water

LessonPrint · 2-PS1-4 · Set 11 · free to copy for classroom use

Answer key — Melt, Freeze, Boil, Cool

Set 11. Prints on its own sheet.

  1. 1.Drops of water
  2. 2.It dries up as the water goes into the air
  3. 3.Solid ice
  4. 4.Tiny drops of water
  5. 5.It goes soft and may melt
  6. 6.It melts into water
  7. 7.No, cooking it is a change that cannot be undone
  8. 8.No, baking makes a change that cannot be undone

Last reviewed 2026-09-05. Aligned to 2-PS1-4 of the Next Generation Science Standards.