Marbly's Review

What are the three main layers of the Earth?

• Upper, Middle, Lower

• Crust, Mantle, Core

• Rock, Soil, Water

• Surface, Middle, Inner

What causes the seasons on Earth?

• The tilt of Earth's axis

• The distance of Earth from the Sun

• The rotation of Earth on its axis

• The gravitational pull of the Moon

What are some examples of changes to Earth's surface?

• Crop circles, Bigfoot sightings, and UFO landings

• Alien invasions, time travel, and magic spells

• Global warming, ocean currents, and solar flares

• Erosion, volcanic eruptions, earthquakes, weathering, mining, deforestation, and construction.

How do humans impact the environment?

• Climate change, urbanization, and habitat destruction.

• Deforestation, pollution, and overconsumption of resources.

• Renewable energy, conservation, and sustainable agriculture.

• Population growth, deforestation, and air pollution.

What are fossils and how are they formed?

• Fossils are the result of volcanic activity and are formed when lava cools and hardens.

• Fossils are the remains of modern organisms that have been preserved in ice.

• Fossils are created when ancient organisms are frozen in time and do not decay.

• Fossils are the preserved remains or traces of ancient organisms formed through a process called fossilization.

What is plate tectonics?

• Scientific theory that describes the large-scale motion of Earth's lithosphere

• The practice of using plates to balance energy in the body

• The process of creating decorative designs on plates

• The study of different types of plates used in cooking

What are renewable resources?

• Natural resources that can be replenished or regenerated over time

• Resources that are only found in developed countries

• Resources that are limited and cannot be replenished

• Resources that are harmful to the environment

What are nonrenewable resources?

• Resources that can be easily replaced

• Resources that cannot be replenished or replaced in a short period of time.

• Resources that are only found in certain countries

• Resources that are not valuable

What is the outermost layer of the Earth called?

• Atmosphere

• Mantle

• Core

• Crust

What causes earthquakes and volcanic eruptions?

• Earth's rotation and gravitational pull

• Global warming and climate change

• Alien activity and UFO sightings

• Movement of tectonic plates and release of magma and gas from within the Earth's crust