Answer:
no
Explanation:
Weight is a measure of how much gravity pulls on a mass or object. On the moon, there is less gravity pulling on objects, so they weigh less. ... But does its mass changejust because it is on the moon? No, it is still the same size and looks the same, it just has less gravity pulling on it, so it weighs less.
Answer: B. A chemical Change
Explanation:
The Burning of paper changes the paper into a new substance (ash). So the ashes cannot be reversed into paper, therefore it is a chemical change.
Answer:
The decay of carbon-14 (14C)
Explanation:
The decay of carbon-14 is used to estimate the age of raw materials, such as paper and parchment
(loc.gov)
Definitely D makes the most since
The correct option is D.
In a double replacement reaction, one of the reactant can not be a solid metal, this is because, double replacement reaction takes place between two compounds which possess ions. During the reaction, the positive and the negative ions of the reactants will switch places, thus forming new compounds. This means that, each of the reactant must have a charge and a solid metal can not have a charge.
