How did the literature of untied states begin to change in the late 1800s?

In 1 or 2 sentences, define nationalism and give an example.

The specific heat of the three substances in the image are given in the table. stamped concrete: 0.75, grass covered soil: 1.01, water: 4.18. place the areas in order based on how fast they’ll heat up on a sunny afternoon. start with the fastest and end with the slowest.

In the following diagram, four different index fossils are labeled: which of the labeled fossils comes from the oldest organism? a b c d