1. Explain how you could experimentally determine whether the outside temperature is higher or lower

1. Explain how you could experimentally determine whether
the outside temperature is higher or lower than 0 °C (32 °F) without using a
thermometer.

2. Identify each of the following statements as being most
similar to a hypothesis, a law, or a theory. Explain your reasoning

(a) Falling barometric pressure precedes the onset of bad
weather.

(b) All life on earth has evolved from a common, primitive
organism through the process of natural selection.

(c) My truck’s gas mileage has dropped significantly, probably
because it’s due for a tune-up.