Light and Matter
What is a one way mirror?
It is glass that is reflected on one side and transparent on the other.
What has to happen in order for evaporation to take place?
Molecules of liquid water have to gain enough energy to break free and go up into the air as water vapor.
What is the difference between deposition and weathering?
Weathering breaks down rock and minerals in there original location, while deposition lays down and accumulates those sediments to a new location.
What is the earth's crust that floats on the mantle and moves around?
Tectonic plates
What is the difference between a virus and bacteria?
Bacteria are single celled and a virus is much smaller.
What happens when light bounces off something?
It reflects
Where do the water droplets that form on the outside of a glass of ice water come from?
They come from the water vapor in the air around the glass.
Who proposed the theory of continental drift?
Alfred Wegener
What is the thin layer of the earth?
The crust.
What controls the center of the cell?
The Necleus
What happens when light hits a one way mirror?
Some light goes through and some reflects.
Why does the mass of a closed cup system not change over time?
Because nothing can get in our out of the system.
What is the mixture of gases that surround a plant?
Atmosphere
Where two tectonic plates collide with each other, which can cause mountains, volcanoes, or trenches?
Convergent boundary
What is organelle inside the nucleus which is responsible for making ribosomes?
The Nucleolus
How does light travel?
In straight lines.
When heat is transferred through contact between 2 items it is called?
conduction
What is the process by which a liquid changes into a gas?
Evaporation
What is it called when two tectonic plates pull apart?
Divergent boundary
Contains the genetic information for cells to grow, live, perform their functions, and reproduce?
DNA
What part of the eye is the opening which lets in light?
Pupil.
When heat is transferred by currents of rising warmer material and sinking colder material it is called?
convection
What is happening in the atmosphere at a certain place in time?
Weather
What is it called where two tectonic plates slide past each other?
Transform boundary
What is the jelly like substance in the cell?
Cytoplasm