Question

True or False :-


1. All physical changes are desirable.

2. Heat may or may not be released during a physical change .

3. A frog can breathe in several ways.

4. Aerobic respiration releases more energy than anaerobic respiration.

5. The time period of a simple pendulum depends on the material of the bob.​

Answer 1

Answer:

true false ture false true

Answer 2

Answer:

true

false

true

true

true