Which statements about cirrus clouds are true? choose all answers that are correct. a. cirrus clouds form high in the sky. b. cirrus clouds usually mean fair weather. c. cirrus clouds near the ground are called fog. d. cirrus clouds are ice crystals that look like wispy streamers.

out of these options:

ability to burn paper

pure sodium reacting violently with water

the boiling point of water

helium does not tend to react with anything

i would say this is a physical property:

helium does not tend to react with anything

why? :

i said helium does not tend to react with anything because well, it reacts to ! but ability to burn paper, pure sodium reacting violently with water, & the boiling point of water are chemical or

physical properties: the properties of a substance that can be observed without changing the chemical makeup of the substance

chemical properties: properties of a substance relating to the chemical nature and reactivity of the substance

1. they vary with a higher number because boiling is way hotter than melting

that tool would be a compass