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Science > Chapter 1- Pedology > Flashcards

Chapter 1- Pedology Flashcards

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1
Q

What do we call a self pumping well?

A

An artesian well

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2
Q

What do we call a way of explaining in object or event by using a set of facts?

A

A theory

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3
Q

When does the theory become a law?

A

Whenever cannot be proven false

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4
Q

What is the first step of the scientific method?

A

State the problem

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5
Q

When someone says gather information about the problem which step is that

A

The second

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6
Q

What is the fourth step of the scientific method

A

Test the hypothesis

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7
Q

When someone says formulate a hypothesis which step is that?

A

The third

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8
Q

What is the study of soil?

A

Pedology

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9
Q

What is the term that means to break down

A

To decompose

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10
Q

What is the substance that is composed of a decayed organism particles

A

Humus

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11
Q

What do we call the layer of solid rock beneath the subsoil

A

Bedrock

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12
Q

What type of soil contains a range of sand silt clay and humus

A

Loam

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13
Q

If something is below seven on the pH scale what is it?

A

Acid number

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14
Q

Anything above seven on the pH scale is what?

A

Basiscity

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15
Q

What is the substance which is composed of only one type of atom

A

An element

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16
Q

Name the elements that is valuable to the plant when it’s fruit is ripening because the fruit stays firm

A

Phosphorus

17
Q

The primary function of this element is used for the general health of the plant to take away disease

A

Potassium

18
Q

What’s the most basic unit of a substance

A

In Atom

19
Q

Atoms that are linked together in groups are called what

A

Molecules

20
Q

Mass measures the amount of what in an object

A

Matter

21
Q

What does weight measure

A

The amount of gravity pulled on an object

22
Q

What measures how tightly packed matter is

A

Density

23
Q

What is the study of the earth?

A

Geology

24
Q

What to be called deposits of sand mineral fragments or organic material?

A

Sediments

25
Q

What is the most abundant element in the earths crust?

A

Oxygen

Science (4 decks)

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