According to the geologic time scale, modern humans coexisted with dinosaurs.

true

false

FALSE

Explanation:

To coexist mean to exist (live) at the same time.

The dinosaurs disappeared about 66 MILLIONS years ago... that's a long time!

Humans first appear around 300 THOUSANDS of years ago.

As you see, we're not talking about the same scale of time at all, so there was never any encounter between a live dinosaur and a live human, except in the movies, that might be the reason we find them so cool. :-)

answer: populations of walruses and polar bears will decline

explanation:

you put it

1. loamy sand is about 80% sand with 10% clay and defined mostly by sand particles with some clay to provide structure and fertility. the sand particles are easily visible and the soil holds structure but breaks apart easily.

2. scott sand can improve his soil quality by incorporating more silt and organic matter into the soil. peat moss and organic matter can also be incorporated.