Question

Give me answer now plz​

Answer 1

Answer:

1. a) moving

b) high pressure to lower pressure

2. Conductors - metals ( iron , copper)

insulator - plastic, rubber

3.

1) combustion chemical change and it is irreversible

2) vaporisation physical change and it reversible.

3) chemical change and irreversible

4) chemical change and it is irreversible