Show:
Fantastic Fossils
Chap. 7
Use It or Lose It! Chap. 6
Funky Formations Chap. 10
Groups That Rock!
Chap. 4
Everything From Hard to Soft
Chap. 5
100
How many fossils have been discovered? a) hundreds b) thousands c) millions d) billions
d) billions
100
Name a type of building that was made out of rock
could be a lot of different answers
100
What are rocks made from?
minerals
100
What are the three types of rocks?
igneous, sedimentary, and metamorphic
100
Are all rocks hard?
No
200
Where are fossils displayed? a) museum b) store c) beach
a) museum
200
What are gemstones used for?
for making jewellery
200
How are rocks, such as the elephant rock, formed and changed?
It was formed by weathering and erosion
200
How are sedimentary rocks formed?
Little pieces of rocks settle into layers. Over millions of years these layers sqeeze together to form new rocks called sedimentary rocks.
200
What rock is attracted to magnet?
Iron
300
How are fossils put back together?
piece by piece like a jigsaw puzzle
300
How are gemstones made?
They are minerals that have been cut and polished
300
DAILY DOUBLE!! WIN OR RISK DOUBLE THE AMOUNT! What causes rocks to split in two parts?
Water gets into the cracks of the rocks. It freezes and then expands. This causes the rock to split in two. Also, plant roots cause the rock to break.
300
What makes igneous rocks?
Lava from volcanos
300
DAILY DOUBLE!! WIN OR RISK DOUBLE THE AMOUNT! When did Friedrich Mohs develop the scale of hardness?
1812
400
What kind of rock can you find a fossil in?
sedimentary rocks such as limestone, sandstone or shale
400
What rock is used for electrical circuits?
gold
400
What happens to a rock in colder temperatures?
It contracts (which means it gets smaller).
400
How does metamorphic rock form?
Igneous and sedimentary rock change from intense heat or pressure and this causes metamorphic rock.
400
What is the hardest mineral?
diamond (a girl's best friend)
500
What part of the animal is usually found in a fossil?
teeth and bones
500
What are two examples of a gemstone?
diamonds, rubies, sapphires, or opals
500
What is erosion?
Erosion happens when bits of rock get carried away by water, wind, gravity or glaciers.
500
What does igneous mean?
Fire
500
What is the softest mineral?
talc