Science 10 First Written Test

Which of the following theories states that the Earth’s outer layer is broken into large masses that are continuously moving?

• Big Bang Theory

• Theory of Relativity

• Gravitational Theory

• Plate Tectonics Theory

Which among the pair of continents perfectly match like a puzzle?

• Asia and North America

• Asia and South America

• Africa and South America

• Australia and South Africa

What is the name of the Mesozoic supercontinent that was the origin of all the present continents?

• Eurasia

• Gondwanaland

• Laurasia

• Pangaea

Which of the following pairs of theories supports the theory of plate tectonics?

• Continental Drift and Fossil Theory

• Seafloor Spreading and Tidal Theory

• Continental Drift and Big Bang Theory

• Seafloor Spreading and Continental Drift

Which of the following concepts refers to the build-up and release of stress during an earthquake?

• Travel Time Difference

• Elastic Rebound Theory

• Modified Mercalli Scale

• Principle of Superposition

Which of the following made up the tectonic plates?

• outer core and mantle

• oceanic crust and mountains

• continental crust and upper mantle

• earth’s crust and upper most mantle

Which of the following instances can be explained by Plate Tectonics Theory?

• existence of magnetic reversal

• core is made up of solid and liquid

• cyclical motion of convection current

• occurrence of the different geological processes, features and events

Which of the following sequences correctly lists the different arrivals from first to last based on the above figure?

• P waves ... Surface waves ... S waves

• P waves ... S waves .... Surface waves

• Surface waves ... P waves .... S waves

• S waves ... P waves .... Surface waves

As shown in figure 1 above, what causes the up-and-down wiggles on the seismogram?

• tsunami waves

• ground vibrations

• electromagnetic pulses

• variations in air pressure

If the Atlantic Ocean is widening at a rate of 3 cm per year, how far (in kilometers) will it spread in a million years?

• 3 kilometers

• 30 kilometers

• 300 kilometers

• 3000 kilometers