Rocky Planet
What is a geologist?
A scientist who studies rocks, soils, mountains, rivers, and other landforms of Earth.
What is a rockhound?
a person who collects rocks
What are minerals
tiny pieces of rock
How did the Egyptians use stone?
they used limestone to build pyramids
Give 3 examples of what we mine
coal, oil, gas, gold, copper
Where are rocks found?
They are found anywhere and in any form
What kind of rock comes from volcanoes?
igneous
What are useful minerals called?
Ores
What do we use copper for?
wires and water pipes
What contributes to air pollution?
burning fossil fuels
What do geologists not study?
A. history
B. fossils
C. Earth's crust
D. ocean floors
A
What are the three types of rock?
igneous, metamorphic, sedimentary
Give 2 examples of useful minerals
gold silver copper iron
What can we use iron and steel for?
building bridges and skyscrapers
What materials do not decompose? 3 materials
plastic, glass and aluminium
What tool does a geologist use to examine rocks and minerals
a microscope
How are metamorphic rocks formed?
a rock changed by pressure and heat.
What are crystals?
atoms that arrange in regular patterns and form crystals
Why do we use graphite for sports equipment?
It is tough, bendable and lightweight
What can we do with materials that do not decompose?
we can recycle
What can be made with rocks?
give 3 examples.
buildings, roads, bridges
How do scientists classify rocks?
by the way in which it was formed
How do scientists classify crystals?
by hardness, luster and shape
What kind of material do we use in computers?
quartz crystals for silicon chips
Which is not made from rocks and minerals?
A. plastic
B.paper
c. aluminum
d. glass
B. paper