It means they are dull or mat.
metal- shiny non-metal- dull
If by "light" you mean electromagnetic radiation, then you would call them energy radiators.
Quite often, that would be the clouds. If you mean objects outside of Earth's atmosphere, the answer is the Moon.
Coriolis is a force that affects moving objects on the Earth due to its rotation. It causes objects like air and water to curve instead of moving in a straight line. This effect is important for understanding weather patterns and ocean currents.
Let's assume you mean this question in a general sense where matter has mass. Then No. If you require the objects to have atoms. then really No. There are (probably) blackholes that have mass but not "matter". There are hypothetical "quarkstars" and "neutron stars" that you might not want to define as "matter". So maybe Yes....
observation
A collection - of objects or concepts.A collection - of objects or concepts.A collection - of objects or concepts.A collection - of objects or concepts.
Assuming that by "objects" you mean object's, by "traveled" you mean travelled, and by "dived" you mean divided, the answer is average speed.
That depends a lot on what you mean by "this".
Objects that are not supposed to be written. Surprised?
I assume you mean "between Earth and other objects". That is called the WEIGHT of the objects.
trouve les objets means "find the objects" in English.
Add together the ages of all the objects and divide the sum by the number of objects.
i dont know what that is suppost to mean.
The processes of grouping a set of physical objects into the similar objects is called as the clustering.
What do you mean with other common objects? A million is not a "common object"; it's a number.
airplanes aircrafts? what do you mean?