Question

What did scientists observe in the ocean floor which indicates that the Pacific Ocean is becoming smaller?(1 point)
Responses

plates floating on the mantle
plates floating on the mantle

continental drift
continental drift

subduction
subduction

spreading

Answer 1

What is the name of a supercontinent that was once made up of all of Earth’s current continents?(1 point)
Responses

Laurasia
Laurasia

Eurasia
Eurasia

Pangaea
Pangaea

Gondwana

Answer 2

Suppose a scientist finds that the average female gorilla needs to have at least 2.1 surviving offspring in order for the population to replace itself from generation to generation. How would she write an inequality that shows the number of offspring (c) that will cause the population to decrease from generation to generation?(1 point)
Responses

c≥2.1
c greater-than-or-equal-to 2.1

c<2.1
c less than 2.1

c>2.1
c greater than 2.1

c≠2.1

Answer 3

spreading

Answer 4

Pangaea

Answer 5

c<2.1