Earth
Investigations
Rocks
Matter
Review
100

continent-size plates move slowly about Earth’s surface, which is driven by what?

thermal energy

100

Something that is changed in an investigation to see how it impacts the results. 

Independent variable

100

layers of sediment cemented together

sedimentary rock
100

Anything that has mass and takes us space.

Matter

100

Materials can be moved by water and wind which is called what?

erosion

200

Most earthquakes and volcanoes are located at the boundaries of the plates called this

Faults

200

Something that changes in an investigation as a result of a chance in the independent variable

Dependent variable

200

melted and cooled

igneous rock


200

How do we describe the amount of matter in an object?

Mass

200

Energy that passes through metal wires to heat a toaster is going from what kind of energy to what kind of energy?

Electrical energy to thermal energy

300

Earth is composed of four concentric layers—the crust, _______, outer core, and inner core. 

Which layer is missing?

Mantle

300

An educated guess made at the beginning of a science experiment. 

Hypothesis

300

changed by heat and pressure

metamorphic rock

300

If I have 40g of mass on Earth, how much mass would I have on the moon?

40g, mass does not change

300

Name the three types of tectonic boundaries

Convergent, divergent and transform

400

Trenches and mid-ocean ridges are caused by this process of the earth.

Plate movement
400

You are planting watermelon seeds in three types of soil to see which soil they grow best in. The watermelon seeds are considered the what of the investigation?

The constant

400

clay, sand, rock fragments, and soluble substances are all product of what?

weathering

400

Matter is made of small particles called what?

atoms

400

A magnet made by passing an electrical current through a coil of wire wrapped around a metal core as a closed circuit creates a what?

electromagnet

500

What two natural phenomena helps scientists find patterns to locate plate boundaries in the earth's crust? 

Earthquakes and volcanoes

500

If you are microwaving the same brand of popcorn at different temperatures to see how fast it will pop, what is the independent variable of the investigation?

The temperature/Heat

500

The preserved remains or imprint of animals, plants and other organisms from the distant past.

fossil

500

When one substance completely dissolves into another, we have made a what?

Solution

500

When sediment stops moving and ends up in a new location this is called what?

deposition

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