The variables that stay the same in the experiment.

The variable that is observed or measured.

In an experiment, the group that is not exposed to the treatment; contrasts with the experimental group and serves as a comparison for evaluating the effect of the treatment,

The variable that is manipulated or (or changed); the variable whose effect is being studied.

The center of the Earth is full of iron-rich material (Iron-Nickel Alloy) and forms a what?

A region of partially melted rock under the lithosphere is known as the

What layer of the atmosphere contains the Ozone Layer?

A measure of water in the atmosphere is known as what?

Look at the one on the right side. If you lived in the Southern Hemisphere, the diagram is showing which season.

The process by which a gas such as water vapor becomes a liquid?

Mountains are created when

All of the following are terrestrial planets except

An example of a Benthos organism is

The youngest rocks on the ocean floor are located

the only layer of the earth's interior that is liquid is the

Scientists have observed that the continents move at speeds of a few centimeters per

What is the driving force that causes the continents and tectonic plates to move?

The image shows 4 rock outcrops from different continents. In each outcrop are several fossils. Out of the fossils labeled with a capital letter, which letter corresponds with an index fossil?

According to the Law of Superposition, rocks formed on the top layer are ______ than the rocks below.

What type of fossil is formed when minerals replace the remains of an organism and they become like rock?

Where does the independent variable go on a graph?

Which atmosphere layer prevents meteriods from reaching Earth's surface?

What percentage of water on Earth is fresh?

According to the law superposition, which statement is supported by the diagram?

which statement explains what similar fossils found on distant continents suggest about Earth's history?

Which evidence suggest that several mass extinctions have occurred during Earth's history?

Convergent plate boundaries produce what?

Divergent plate boundaries produce

Transform plate boundaries produce

The first step in forming sedimentary rocks is what?

Intrusive Igneous rocks are formed by what?

The Jurassic Period is known as the age of what?

How many oceans are there on Earth?

Which of the following is repsonsible for increasing salinity in the ocean?

Sinking colder polar water moves slowly in deep water towards equator.

All of the following are Gas Giants Except:

What were the two gases produced from the Big Bang that lead to the birth of stars?

The theory that states that the Universe was created from a dense hot bubble and its explosion is known as

The process in which energy speeds up and compresses atoms to form new atoms is called?

What is the most catastrophic type of star death?

The middle portion of an H-R Diagram where moststars are placed is called the

The H-R Diagram Graphs stars based off of

Which type of boundary occurs at X?

What is the correct order (starting from the surface) of Earth's layers?

How do pressure and temperature change as you move toward the center of the Earth?

The idea proposed by Alfred Wegener that explain the continental shapes and positions were indication that made them once a "supercontinent" is known as

Which of the following is NOT evidence for continental drift?

Tim believed that fertilizer will help a plant grow taller. He planted 2 pots with the same plant in each clay pot. Each plant received the same amount of water, the same amount of soil, the same amount of sunlight. In one pot, he added fertilizer. For five weeks, he measured and recorded the height of the plant in each pot. Which of the following is the dependent variable in this experiment?

Tori wanted to know if the amount of water would affect the time it takes for a bean seed to germinate. She placed 4 bean seeds in each cup, containing the same type of soil. They were placed on the same windowsill. Each cup was given different amounts of water. She recorded the amount of time it took for the seeds to germinate. What is the independent variable in this experiment?

What percentage of water on Earth is salt water?

The word Benthos means

The word Planktos means

The word Nekton means

All Terrestrial planets are

All of the Gas planets are