Skip to content
LessonPrint

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

Next set

One paper per student

12345678910111213141516171819202122232425

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.Cake batter is baked in the oven. Can the cake be turned back into batter?
  • A.Yes, by cooling it
  • B.Yes, by adding water
  • C.No, baking makes a change that cannot be undone
2.A puddle sits in the hot sun all afternoon. What happens to it?
  • A.It gets deeper
  • B.It freezes
  • C.It dries up as the water goes into the air
3.An egg is boiled for ten minutes and then cooled. Will it go runny again?
  • A.Yes, as soon as it cools
  • B.Yes, if you shake it
  • C.No, cooking it is a change that cannot be undone
4.A cold can is taken out of the fridge on a warm day. What appears on the outside?
  • A.Nothing at all
  • B.Tiny drops of water
  • C.Ice cubes
5.Butter is left in a warm kitchen all day. What happens?
  • A.It goes soft and may melt
  • B.It goes hard
  • C.It turns to ice
6.An ice pop is left on a sunny table. What happens to it?
  • A.It freezes harder
  • B.It melts into a sticky liquid
  • C.It turns into toast
7.Candle wax drips onto a cold plate. What happens to the drip?
  • A.It catches fire
  • B.It cools and goes hard
  • C.It stays runny
8.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

LessonPrint · 2-PS1-4 · Set 8 · free to copy for classroom use

Answer key — Melt, Freeze, Boil, Cool

Set 8. Prints on its own sheet.

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

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