Busy. Please wait.

show password
Forgot Password?

Don't have an account?  Sign up 

Username is available taken
show password


Make sure to remember your password. If you forget it there is no way for StudyStack to send you a reset link. You would need to create a new account.
We do not share your email address with others. It is only used to allow you to reset your password. For details read our Privacy Policy and Terms of Service.

Already a StudyStack user? Log In

Reset Password
Enter the associated with your account, and we'll email you a link to reset your password.
Don't know
remaining cards
To flip the current card, click it or press the Spacebar key.  To move the current card to one of the three colored boxes, click on the box.  You may also press the UP ARROW key to move the card to the "Know" box, the DOWN ARROW key to move the card to the "Don't know" box, or the RIGHT ARROW key to move the card to the Remaining box.  You may also click on the card displayed in any of the three boxes to bring that card back to the center.

Pass complete!

"Know" box contains:
Time elapsed:
restart all cards
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

  Normal Size     Small Size show me how



Michael Faraday invented the electric dynamo. He also developed the system of oxidation numbers, discovered benzene and discovered the laws of electrolysis.
Sigmund Freud published Interpretation of Dreams and was a Jewish-Austrian psychiatrist. He is often thought as the father of psychoanalysis.
Humphrey Davy did experiments with laughing gas (nitrous oxide) and separated potassium, sodium, calcium, strontium, barium and magnesium. He discovered and named aluminum.
Chitin Greek for tunic; cell walls of fungi; exoskeletons of anthropods
Bromine means stench in Greek; atomic number 35
Galileo worked with falling objects
most of the earth is covered in sedimentary rocks (70%?)
Beriberi a nervous system disorder caused by thiamine (vitamin B1) deficiency. The origin of the word is from a Sinhalese phrase meaning "I cannot, I cannot".
Iron atomic number 26; atomic symbol Fe
rod cells found in the retina and function in less intense light than cones. They are responsible for night vision and peripheral vision.
cone cells found in the retina and function at bright light. They are responsible for sensing colors and are larger than rod cells.
Archimedes regarded as the first mathematical physicist and discovered the principle of buoyancy while in his bathtub and ran naked into the streets yelling "Eureka!" he also is credited with inventing the first odometer. He invented many machines during the Secon
nitic acid produced in the Ostwald Process
nitrogen atomic number is 7 and constitutes 78.1% of the earth's atmosphere. It was discovered by Daniel Rutherford
Fujita Scale ranks tornadoes on size and intensity
Mercalli Intensity Scale marks the severity of earthquakes
Wilhelm Conrad Röntgen won the first Nobel Prize in physics in 1901 for X-rays
Robert Hooke wrote Micrographia and was the first to coin the term cell and was the first to see Jupiter's Big Red Spot. He also invented the first anemometer. He was the chief assistant to Christopher Wren.
Thompson discovered the electron, put forth the plum pudding model of the atom, invented the mass spectrometer, and discovered the isotope. Ernest Rutherford was one of his students. He won the 1906 Physics Nobel Prize.
Rutherford performed the gold foil experiment which led him to propose the orbital theory of the atom.
Einstein won the 1921 Nobel Prize for physics because of his explanation of the photoelectric effect.
Roy Plunkett discovered Teflon and is made from fluorine because of its high electronegeativity
guard cells The cells located around the stomata
Volta invented the first electric battery
Roentgen also worked with capillary action
ox-bow lake called a billabong in Australia
Skylab the 1st space station that the U.S. launched and burned over Australia
Created by: tiomyster