Starter quiz
- Which of the following are states of matter?
- air
- liquid ✓
- water
- solid ✓
- gas ✓
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- Which of the following is an element?
- water
- carbon dioxide
- oxygen ✓
- table salt
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- What is the difference between an element and a compound?
- Elements are made of one type of atom, compounds are made of two or more types. ✓
- Compounds are made of one type of atom, elements are made of two or more types.
- Elements are always gases, compounds are always solids.
- Compounds can be broken down chemically, elements cannot. ✓
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- Which of the following materials are suitable for building a house?
- wood ✓
- metal ✓
- paper
- brick ✓
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- What are soils made from?
- rock ✓
- organic matter ✓
- metals
- plastic
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- Examples of ______ properties include hardness, colour, density, and melting point. Flammability is a chemical property.
- 'physical' ✓
Exit quiz
- What is a mineral?
- A rock composed of organic matter.
- A naturally occurring pure substance with a crystal structure. ✓
- A mixture of minerals.
- An element or compound found only in rocks.
- A substance formed from fossilised plants.
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- What are rocks made of?
- minerals ✓
- organic matter ✓
- gases
- rock fragments ✓
- water
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- Which of the following statements about rocks are correct?
- Rocks are mixtures of minerals or organic matter. ✓
- Rocks can only be composed of a single mineral.
- Rocks form part of Earth's solid surface. ✓
- Rocks are always made from organic matter.
- Rocks can contain fossils and shells. ✓
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- Which of the following characteristics are used to identify different minerals?
- colour
- crystal structure ✓
- smell
- composition ✓
- physical properties ✓
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- What is the primary difference between a mineral and a rock?
- Minerals are synthetic, rocks are natural.
- Minerals have a crystal structure, rocks do not.
- Minerals are pure substances, rocks are mixtures. ✓
- Minerals are larger than rocks.
- Rocks contain no minerals.
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- Crystalline describes a substance composed of interlocking ______.
- 'crystals' ✓
Worksheet
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Lesson Details
Key learning points
- Rocks consist of minerals, rock fragments, or organic matter.
- A mineral is a naturally occurring pure substance (an element or a compound) that has a crystal structure.
- Minerals are identified by their crystal structure, composition, and physical properties.
Common misconception
Pupils generally confuse the distinctions between a rock and a mineral.
Stress and reinforce the definitions of each. Use examples of each and practice classifying them as a mineral or rock.
Keywords
Mineral - A mineral is an element or compound with a crystal–like structure. They are the 'building blocks' of rocks.
Crystalline - Crystalline describes a rock composed of interlocking crystals. It is ‘crystal–like’.
Rock - A rock is a solid substance, which is a mixture of minerals or organic matter. It composes any solid portion of Earth.
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