These substances cause most chemical weathering: oxygen, water, and _________.
What is oxygen, water and acids
1000 points Only one chance.
When a cake is baked, it goes through a ___________ change.
chemical
Solid rock that lies beneath the soil. Its very hard and tall buildings need to be anchored to it
Hint: first part sounds like a piece of furniture.
What is bedrock
What kind of weathering do changes in temperature cause?
What is thermal stress
Decaying remains of plants and animals is
What is humus
Pennies are COATED in copper. They are mainly made with this element that we humans often need for a good immune system:
Zinc
You should never TASTE anything in a lab. However, what do acids taste like?
They are SOUR
free candy question
When is our next DAY OFF FROM SCHOOL?
Lichens cause what kind of weathering?
chemical
Rain which contains droplets of nitric and sulfuric acid, which is called ________.
acid rain
Rock Lab: Shake & Break What chemical change did the rock soaked in water undergo?
What is hydrolysis