We can also calculate how an object’s weight would be different on different planets. For example, because the gravitational field strength on Earth is 10 N/kg, if a person has a mass of 60 kg ...

The simple answer is how heavy something is for its size. If something seems very heavy for its size (like a heavy metal object), we say it is more dense. If something seems light for its size (like a ...

Because the period of an object does not depend on its mass, comets’ orbital periods remain unchanged due to mass loss.

The weight of an object and its mass are directly proportional. For a given gravitational field strength, the greater the mass of the object, the greater its weight.

We do not necessarily recommend the following explanation for 5 th graders but here is the idea: An object floats when it displaces a volume of water that has a mass equal to the mass of the object.

We leverage LLMs’ common sense physical reasoning and code-writing abilities to infer an object’s physical characteristics—mass, friction coefficient, and spring constant —from a semantic description, ...