• Shuffle
    Toggle On
    Toggle Off
  • Alphabetize
    Toggle On
    Toggle Off
  • Front First
    Toggle On
    Toggle Off
  • Both Sides
    Toggle On
    Toggle Off
  • Read
    Toggle On
    Toggle Off
Reading...
Front

Card Range To Study

through

image

Play button

image

Play button

image

Progress

1/10

Click to flip

Use LEFT and RIGHT arrow keys to navigate between flashcards;

Use UP and DOWN arrow keys to flip the card;

H to show hint;

A reads text to speech;

10 Cards in this Set

  • Front
  • Back
What makes up the lithosphere?
The crust and upper mantle
The tectonic plates
What makes up the hydrosphere?
Not a complete sphere, but the hydrsphere consists of the oceans
What makes up the biosphere?
The sphere of life encasing the planet. Living things in the sea, rivers, lakes, the soil and large areas of land
What makes up the atmosphere?
A layer of air wrapped around Earth
The rocks of the lithosphere are made up mainly of ....?
Which are compounds of ....and.....
Silicates

Silicon and Oxygen
How does carbon exist in:
The lithosphere?
The atmosphere?
The biosphere?
Lithosphere - carbon combines with hydrogen to form hydrocarbons in crude oil. Calcium carbonate of chalk and limestone
Atmosphere - Carbon dioxide gas
Biosphere - Most of the chemicals that make up living things are compounds of carbon with other elements
What is the composition of chemicals in the atmosphere?
78% Nitrogen (N2)
21% Oxygen (O2)
1% Argon (Ar)
0.03% Carbon dioxide (CO2)
Small amounts of water vapour
Do the chemicals in the atmosphere have low or high melting and boiling points?
Low
How do non-metal atoms combine to form molecules?
Sharing electrons
The molecule of hydrogen is held together by?

This is a ...... bond?
Electrostatic attraction

Single