What era is sometimes referred to as the age of the mammals. list other possible names that could have been used to describe this era, and why.

You have been tasked with sorting the rock samples shown into three categories, with two rocks in each category. what attribute would you use to sort these rocks? which rocks would be in each category? rocks: obsidian, coquina limestone, granite, soapstone,pumice, and gneiss.

Which of the following is a measure of the amount of light a star directly emits? a. luminosity b. wavelength c. brightness d. intensity

Use complete sentences to describe scientists’ predictions for another earthquake in the same location. if applicable, provide an anticipated date of reoccurrence.