2. Select the correct answer from each drop-down menu. The form of energy that can move from place to place across the universe is this energy is 1. On Earth, the main souro Reset Next. 1 :drop down below:

gravitational potential energy

radiant energy

theremal energy

vibrational energy

2: drop down below:

lighting

the moon

the sun

wind

Mark as bralinst help please!!!

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

c is the answer because when something is left after something evaporates that shows the chemical change.

fe 55.85 g/mol and h2o 18.02 g/mol.

every chemical equation adheres to the law of conservation of mass, which states that matter cannot be created or destroyed. therefore, there must be the same number of atoms of each element on each side of a chemical equation.