Quizizz due February 14th, 2020 at 11pm

Relative age of a rock is the number of years that have passed since the rock formed?            

• true
• false

Relative dating of rock layers tells us that the deeper we dig, _______.

• the younger the rocks get
• the smellier the rocks get
• the harder the rocks get
• the older the rocks get

The Law of Superposition helps scientists to determine what?

• The absolute age of rock layers
• The age of fossils
• The relative age of rock layers
• the super powers of rocks

How old do Paleontologists believe the Earth is?

• 2015 years old
• 3.6 billion years old
• 4.6 billion years old
• 4.6 million years old

What type of rock do fossils form in?

• Igneous
• Sedimentary
• Metamorphic
• Classic

If a layer of sandstone lies on top of a layer of limestone in which a 450-million-year-old fossil is found, and there are no unconformities, the layer of sandstone must be ____.

• older than 450 million years

• younger than 450 million years

• exactly 450 million years old

• to old to determine its age

Relative to the limestone layer (A) in the figure, the fault is...

• not related

• younger

• older

• the same age

__________________ is the geologic age of a fossil, or a geologic event expressed in units of time, usually years. Also known as actual age.

• absolute age

• birthday

• calendar

• dirt

An undisturbed sedimentary layer is _________ than the layer above and _________ than the layer below. 

• younger - older
• younger - younger
• older - younger
• older - older 

What causes the continents to move?

• convection currents in the mantle

• ocean currents

• wind currents

• volcanic activity