weathering
what is mechanical weathering?
continuous process occurring in nature
what is chemical weathering?
the erosion or disintegration of rocks, building materials, etc., caused by chemical reactions
What is DNA?
a self-replicating material that is present in nearly all living organisms as the main constituent of chromosomes. It is the carrier of genetic information.
what is a tornado?
a mobile, destructive vortex of violently rotating winds having the appearance of a funnel-shaped cloud and advancing beneath a large storm system.
What makes you float in space?
gravity
The breaking down of rocks and soil through contact with the atmosphere is called...
weathering
The effect of chemicals in the atmosphere on rocks, soil, and minerals is called...
chemical weathering
What is a cell wall?
a rigid layer of polysaccharides lying outside the plasma membrane of the cells of plants, fungi, and bacteria. In the algae and higher plants it consists mainly of cellulose.
what is a hurricane?
a storm with a violent wind, in particular a tropical cyclone in the Caribbean
How many planets are in the solar system?
8
The breaking down of rocks and soil by contact with heat, ice, water, or pressure is called...
physical weathering
How does chemical weathering make it easier for a rock to be mechanically weathered?
Chemical weathering softens rock making it easier to break by mechanical weathering.
What is a cell membrane?
the semipermeable membrane surrounding the cytoplasm of a cell. Also called cytomembrane.
What is a flood?
Overflow of inland or tidal waters; or
What is the largest planet
Jupiter
What is Ice Wedging?
The process of rock being broken apart by water freezing, expanding, and making cracks.
How does mechanical weathering make it easier for a rock to be chemically weathered?
Mechanical weathering breaks rocks into many pieces creating more surface area for chemical weathering.
What is a eukaryotic cell?
an organism consisting of a cell or cells in which the genetic material is DNA in the form of chromosomes contained within a distinct nucleus. Eukaryotes include all living organisms other than the eubacteria and archaebacteria
what is a tsunami?
a long high sea wave caused by an earthquake, submarine landslide, or other disturbance
what is the smallest planet?
Mercury
What is Thermal Expansion?
Mountains expanding because of the warmth of the Earth.
How does water chemically weather rocks?
Water dissolves certain minerals found in rocks.
what is a prokaryotic cell?
Organisms that have prokaryotic cells are unicellular.
what is a wildfire?
a large, destructive fire that spreads quickly over woodland or brush.
What helps you breath on earth?
oxygen