Final answer:
The number -0.6 is a rational and terminating number. The square root of 100 is also a rational and terminating number.
Step-by-step explanation:
The number -0.6 is a rational number because it can be expressed as a fraction, -6/10. It is a terminating number because when we divide -6 by 10, we get the terminating decimal -0.6.
The square root of 100 is also a rational number because it simplifies to 10. It is a terminating number because it can be written as 10.0, which is a decimal with a finite number of digits.