Worksheets8h rocks
Total questions: 17
Worksheet time: 9mins
what is a mineral
a chemical compound found in rocks
a crystal
another word for molecules
another word for grains
name the metamorphic rock that was previously limestone
(a)
the grains in an igneous rock is visible to the naked eye
true
false
sedimentary rocks are formed due to...
solidification of magma
intense heat and pressure
compaction and cementation
freezing
What are fitted together to make up rocks?
grains
elements
atoms
cells
Which statement describes this rock?
rounded grains of three different minerals
interlocking grains of two different minerals
interlocking crystal of three different minerals
rounded grains with gaps between them
name the outermost layer of the earth
(a)
Which type of rock is formed by sediments being buried and compacted under the sea.
igneous
sedimentary
metamorphic
Which of these is not one of the three main types of rock?
igneous
sedimentary
metamorphic
magma
What can be formed when dead animals and plants become covered in layers of sediment before they rot away?
fossils
shells
sand
metamorphic rock
fossils cannot be formed in sedimentary rocks
true
false
What do we call the type of weathering where acid in rain water reacts with the minerals in rocks?
chemical weathering
biological weathering
physical weathering
erosion
What do we call the type of weathering where water gets into cracks in rocks, freezes, and then expands, causing the cracks to get bigger?
freeze-thaw action
onion skin weathering
chemical weathering
erosion
What do we call the type of weathering where the roots of plants grow into cracks in rocks, making the cracks wider as they grow, and eventually breaking apart the rocks?
chemical weathering
biological weathering
physical weathering
erosion
What do we call the type of weathering where temperature changes cause rocks to expand (get bigger) and contract (get smaller), eventually causing the rocks to crack and break?
chemical weathering
biological weathering
physical weathering
erosion
name the 2nd outermost layer in the earth
(a)
name the innermost layer in the earth
(a)
