Q1 Science 10

Which of the following statements describes an earthquake?

• A back-and-forth motion of the crust.

• The origin of the shaking of the round.

• A vibration of the earth due to the rapid release of energy.

• An opening of the earth where magma erupts to the surface.

What is the rocky exterior of the Earth consisting of the brittle crust and the upper mantle?

• Lithosphere

• Asthenosphere

• Mesosphere

• Biosphere

The Ring of Fire is a path characterized by active volcanoes and frequent earthquake. Which ocean does the Ring of Fire encircle?

• Pacific Ocean

• Atlantic Ocean

• Indian Ocean

• Arctic Ocean

Which of the following is the basis of scientists in dividing Earth's lithosphere into several plates?

• The uneven distribution of heat in the globe

• A cycle of high and low tides during full moon

• Brightness of stars and formation of constellations in the sky

• The occurrence of earthquake, volcanism, and mountain formation

Which of the following characteristics describes a continental crust?

• It makes up the ocean floor.

• It is mostly made up of granites.

• It is mostly made up of basalts.

• It is denser and thinner than the other type of crust.

The theory of Plate Tectonics explains:

• Why Earth's magnetic field changes over time

• How Earth and other objects in the Solar System formed

• Why the planet's gravitational pull varies slightly from place to place on Earth

• The origin of mountains and ocean basins and the shapes of the continents on Earth

You were provided with data showing the arrival time of the P and S waves recorded from three seismic stations. Which of these can you possibly determine?

• the damage at the focus

• the intensity of the earthquake

• the distance to the earthquake

• the location of the epicenter

What is formed when an oceanic plate collides with another oceanic plate?

• mid ocean ridge

• Mountain ranges

• rift valley

• trench

A rift valley formed by the movement of tectonic plates. Which movement of tectonic plates caused the rift valley to form?

• One tectonic plate slide past another.

• Two tectonic plates collided with each other.

• One tectonic plate slide under another.

• Two tectonic plates separated from each other.

Philippine plate and Eurasian plate are moving towards each other. What type of boundary exists in between?

• Convergent

• Divergent

• Transform

• nothing happens