Meteorites are formed after the rest of the solar system.

This theory explains the formation of the solar system is caused by the near collision of a passing star and the sun. It also explains why the planets all revolve in the same direction.

interstellar cloud of dust, hydrogen, helium, and other ionized gas

Select all the terrestrial planets.

It is the most widely accepted theory. It explains how the solar system began as a huge cloud of gas and dust.

act as Earth's blanket

Cryosphere refers to the permanently liquid parts of the Earth.

The atmosphere is composed of 78% nitrogen, 21% oxygen, 0.9% helium, and 0.10% different trace gases and vapor

If Earth is the first planet from the sun, what is the most likely outcome? 

1. No energy 2. No atmosphere 3. No liquid water 

What subsystems are involve in evaporation?

Earth has existed for about 4.5 billion years

Most important ingredient in biological processes.

Influences how quickly atoms, molecules, or organisms move.

Refers to how the mineral reflects light

Select all the characteristics of a mineral.

Refers to the color of mineral in powdered form.

What is the specific gravity of a diamond if it has density of 3.5 g/cm3?

composed of silicon-oxygen

Cations - positive charged ions

Anions - negative charged ions

Fracture forms smooth and flat surfaces while Cleavage breaks unevenly along curved or rough surfaces.

Contains sulfur and oxygen

What best describes native elements?

Which of the following statements is true about the hydrosphere?

Which of the following elements are the most abundant in the Earth’s crust?

Given the list of minerals below, what is the correct arrangement from hardest to softest according to Moh’s Scale?

1. Quartz 2. Calcite 3. Flourite 4. Gypsum

Which type of rock is derived from the cooling and solidification of magma or lava

In the rock cycle, sedimentary rocks can only be changed into metamorphic by means of

Which statement does not describe non-clastic sedimentary rock?

Which of the following statements is true about non-foliated rocks?

Which statement best describes metamorphism?

Tooth extraction leaves an empty gum that affects an individual’s speaking and eating ability. To address this problem, dentists used light metallic mineral to implant tooth on the affected gum. What metallic mineral is used by the dentists? 

Which one of the following processes can turn sediments into sedimentary rocks?

The following conditions on Earth can cause formation of metamorphic rocks:

Which of the following refers to as a naturally occurring material from which a mineral or minerals of economic value can be extracted?

Iron is a corrosive metal and forms rust once exposed to air. Manufacturers use stainless steel in making safe kitchen wares. What are the primary minerals combined with iron to form stainless steel? 

Inappropriate farming method might increase the acidity of the soil. Which of the following mineral can reduce soil’s acidity? 

Titanium is a light, durable and non-allergenic metal. In which industry is it not suitable for use?

1. Agriculture 

2. Energy production

3. Medical industry 

4. Plastic making industry

Which of the following minerals is usually used in households to enhance food taste?

Process of mineral extraction from a rock seam or ore.

Which of the following is not included in the group?

What method of mining involves digging of tunnels to extract the ore deposits?

Which of the following processes involved crushing and grinding of mineral ore?

Which of the following mining methods is applicable in mining gravel? 

Which of the following is a mineral ore? 

1. a rock with fossilized insect 

2. a rock combined with copper  

3. a sediment that has gold trace 

4. a rock that contains valuable mineral 

A geologist examined the ore sample from unidentified mining site. He tested the chemical, mineral and particle size of the mineral sample. What mineral processing did he perform?

“For God so loved the world, that he gave his only begotten Son, that whosoever believeth in him should not perish, but have everlasting life.”