Soil
The molecules that make it up break down, turning it into completely different Molecules.
What is decompose
When rock is melted, and the liquid rock freezes, it forms what?
What is Igneous rock
Freshwater is heavier than an equal volume of saltwater. True or False
False
The process by which a seed develops into a plant.
What is Germination.
An educated guess that attempts to explain something.
What is a Hypothesis.
Portion of soil that comes from decomposed dead things.
What is Humus
When small bits of rock come together and harden, they form what?
What is sedimentary rock
Freshwater freezes at what Temperature?
What is 32 degrees F
Finish this statement: "A seed is a baby plant inside ..."
What is ..." a house with its lunch."
A process of doing science in which you make observations, form a hypothesis and then test the hypothesis.
What is the Scientific Method.
A mixture of Humus and small bits of rock in many different sizes.
What is soil
When sedimentary or igneous rock is put under a lot of heat and pressure, it forms what?
What is Metamorphic rock
If you melt down an iceberg, will it taste like ocean water?
No, it will taste like freshwater.
Two little leaf-like shapes in the seed embryo are what?
What is the plumule.
The part of the plant embryo that develops into the plants roots.
What is the radicle.
Plants grow better in Humus? True or False
What is True
When rock breaks down by things that happen in nature we say it is what?
What is weathered
When you add a solute to a solvent, the temperature at which the solution freezes is lower than the temp. at which the solvent freezes. What do scientists call this?
What is Freezing Point Depression
The cover or coat on a bean.
What is a testa.
The part of the plant embryo that develops into the plant stem.
What is the hypocotyl.
If soil has large pores in it, it probable has a lot of___________________
What are Large bits of Rock
Tiny spaces between bits of rock that are packed together are called what?
What is Pores
Adding salt to ice will melt the ice regardless of how cold it gets. True or False
False
The food that the baby plant will use when it begins to grow.
What are the Cotyledons.
Holds up the leaves and allows water to travel to the rest of the plant.
What is the stem.