The children built towers with (rocks) while waiting for their parents.
1. A type of rock that contains calcium
2. A naturally formed solid that is usually made up of one or more types of minerals
A naturally formed solid that is usually made up of one or more types of minerals
The (slope) of the hill was too steep for jack to ski down.
1. Ground or a surface that is higher at one end than the other
2. The way in which something is made up of different parts, things, or members
Ground or a surface that is higher at one end than the other
What is one of the major properties used by scientists to classify an igneous rock?
1. Silica content
2. Temperature
Silica content
What lies beneath earth's thin layer of surface features?
1. Solid and molten rock
2. Liquid water
Solid and molten rock
What is the difference between magma and lava?
1. Magma does not reach earth's surface while lava does
2. Magma is not as hot as lava
Magma does not reach earth's surface while lava does
(Rock cycles) are unique because they have no definite start or end.
1. The period of time between two dates or events during which something exists, functions, or happens
2. The natural, repeating processes that form, change, break down, and re-form rocks
The natural, repeating processes that form, change, break down, and re-form rocks
The (texture) of a sponge is soft and squishy.
1. The way a surface or material feels when you touch it
2. A large area of flat land that is higher than the land around it
The way a surface or material feels when you touch it
They climbed up the (plateau) to investigate the surrounding area.
1. A large area of flat land that is higher than the land around it
2. Ground or a surface that is higher at one end than the other
A large area of flat land that is higher than the land around it
How is coal different from most rocks?
1. It is not comprised of minerals
2. It is not hard like most rocks
It is not comprised of minerals
What forms from the lava that flows out of a volcano or crack?
1. Extrusive igneous rock
2. Large, jagged crystals
Extrusive igneous rock
(Metamorphic rock), like igneous rock, can be raised to earth's surface over time.
1. The hard outer layer of the earth
2. Rock formed as heat or pressure causes existing rock to change in structure, texture, or mineral composition
Rock formed as heat or pressure causes existing rock to change in structure, texture, or mineral composition
The actress has an (attractive) smile that make her irresistible.
1. Pleasant to look at
2. To decide what group something belongs to
Pleasant to look at
The life (span) of the average American male is 60 years.
1. The hard outer layer of the earth
2. The period of time between two dates or events during which something exists, functions, or happens
The period of time between two dates or events during which something exists, functions, or happens
What type of rock is formed when heat or pressure changes older rocks?
1. Metamorphic rock
2. Mineral rock
Metamorphic rock
What determines the texture of an igneous rock?
1. The speed in which magma or lava is cooled
2. The depth at which it was formed
The speed in which magma or lava is cooled
Earth's (crust) is composed of many different types of minerals and rocks.
1. The hard outer layer of the earth
2. To become mixed together so that things are untidy or are not in the correct order
The hard outer layer of the earth
Scientists (classified) animals mostly based on their external traits.
1. To decide what group something belongs to
2. Pleasant to look at
To decide what group something belongs to
What can be concluded is true of an igneous rock that is light in color?
1. It has a high level of silica
2. It contains very large crystals
It has a high level of silica
Which statement about rocks is an opinion?
1. "People value rocks because rocks last a long time and because some are beautiful"
2. "Granite blocks form part of the great wall of china."
"People value rocks because rocks last a long time and because some are beautiful"
What factor enables intrusive igneous rocks to be long-lasting landforms?
1. They tend to be harder than other surrounding rock
2. They tend to be protected from wind or water
They tend to be harder than other surrounding rock
(Igneous rock) is commonly found in the earth's crust.
1. Rocks that forms as molten rock cools and become solid
2. A very hard grey rock, often used in building
Rocks that forms as molten rock cools and become solid
As the (intrusive igneous rock) cools slowly, it creates mineral grains that can be identified with the naked eye.
1. Igneous rock that forms as magma cools below earth's surface
2. A large area of flat land that is higher than the land around it
Igneous rock that forms as magma cools below earth's surface
(Extrusive igneous rocks) cool down and solidify faster than intrusive igneous rocks.
1. Igneous rock that forms as lava cools on earth's surface
2. The way a surface or material feels when you touch if
Igneous rock that forms as lava cools on earth's surface
Which of the following statements is true?
1. Rocks can contain a variety of different minerals in different proportions
2. A mineral is comprised strictly of rocks
Rocks can contain a variety of different minerals in different proportions
As the (intrusive igneous rock) cools slowly, it creates mineral grains that can be identified with the naked eye.
1. Igneous rock that forms as magma cools below earth's surface
2. A large area of flat land that is higher than the land around it
Igneous rock that forms as magma cools below earth's surface