Note: This video is designed to help the teacher better understand the lesson and is NOT intended to be shown to students. It includes observations and conclusions that students are meant to make on ...

But what does that mean? 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 ...

Note: This video is designed to help the teacher better understand the lesson and is NOT intended to be shown to students. It includes observations and conclusions that students are meant to make on ...

It is tempting to think that some materials are always heavier than other materials. For example, someone might say that metal is heavier than air. But it depends on how much of each material there is ...

Density is a measure of how much mass an object has per unit volume. Density is a compound measure because mass and volume can’t be measured in the same units. Objects denser than water sink, while ...

The amount of space debris has increased steadily since the launch of Sputnik in 1957, and about 22,000 man-made objects that are 10 cm or larger in diameter are currently cataloged and tracked in low ...

Coriolis flow meters are widely considered the gold standard for mass flow measurement across a wide range of industrial applications. Their impressive accuracy in measuring mass flow is just one ...

You can help increase your bone density through diet, vitamin and mineral supplements, exercise, lifestyle changes, and medications in some cases.

Once bone density is lost, it cannot typically be rebuilt, but you may be able to prevent further loss. Calcium and vitamin D, along with exercise and managing medications, are important for bone ...