An igneous rock with small crystals (fine texture) cooled: 1 - rapidly from magma on the Earth's surface.

2 - rapidly beneath the surface.

3 - slowly from magma inside the Earth's crust

4 - unknown. It is not possible to tell the rate of cooling from the crystal size.

What evidence does the writer give to support his argument about coral reefs? a) he speaks of the activities of coral polyps. b) he describes the composition of the great barrier reef. c) he emphasizes the ways in which coral reefs are fragile. d) he points out the ways that scientists do research on the reefs.

In the 1400s, portugal’s economy was based on a. industry b. exports c. finance d. trade

Good scientists always report their observations and results truthfully. this is especially important when a scientist's results go against previous ideas or predictions. coming up with inventive ways to solve problems or produce new things