Caves Challenge

What is limestone made of?

• remains of ancient sea creatures

• compressed granite (isn't that gneiss)

• 300 million year old plant matter

• cooled lava dissolved in carbonic acid

Tags

NGSS.MS-LS4-1

Rock formations hanging from a roof are called ________.

• stalactites

• stalagmites

• troglodytes

• flowstones

Some examples of a cave dweller are ___________.

• panthers, elephants, giraffes
• birds, alligators, cats
• crickets, fish, spiders
• fish, dolphins, turtles

When water mixes with carbon dioxide, what substance is formed?

• Carbonic acid

• Calcite

• Calcium carbonate

• Silica

Tags

NGSS.MS-PS1-2

Which of the following results from the joining of a stalactite and stalagmite?

• Death coral

• Flowstone

• Column

• Soda straw

Limestone usually forms underwater.

• True

• False

Tags

NGSS.MS-ESS2-4

Stalagmites are the name of a sharp, pointed objects that are ______________.

• coming up from the floor of a cave

• hanging down from the roof of a cave

• extending out from the wall of a cave

What mineral makes up limestone?

• Carbonic Acid

• Calcite

• Bedrock

• Feldspar

What type of change occurs when limestone mixes with a weak acid?

• Physical change

• Mechanical change

• Chemical change

• Spare change

• Phase change

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

What is the scientific name for animals that live in caves?

• troglodytes

• diurnal organisms

• diatoms

• chimeras