Question

Fill in the blanks: 1. A physical change is a _____ change.
2. Matter expands on ____ .
3.____ expand the least on heating.
4. In an ____ change, energy is absorbed. 5._____ is a magnetic material.​

Answer 1

Answer:

Reversable.

Heat.

Solid.

Chemical.

Magnet.

Answer 2

Answer:

1. A physical change is a reversible/temporary change.
2. Matter expands on heating
3. Solids expand the least on heating.
4. In an endothermic change, energy is absorbed.
5. Magnet bar/ironis a magnetic material.