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A ____________________ change involves bubbling, fizzing, rusting, etc. and forms a new substance.
Chemical
A substance that has neither a definite shape nor a definite volume is a
GAS
We use a graduated cylinder to find the ____________________ of an irregular object.
Volume
Mass is measured in
Grams/kilograms
____________________ energy is almost always produced during energy transformations.
Heat
I am testing the ____________________ of a mineral when trying to scratch a glass plate.
Hardness
____________________________ is when a solid (like dry ice) changes directly to a gas.
Sublimation
The evidence that led scientists to conclude that there are different layers in the Earth by
Seismic waves
The relatively thin layer of water covering most of the Earth’s crust is the
hydrosphere (the total amount of water on, under, and above the surface of the Earth)
Wet clothes on a clothesline dry on a sunny day because the water on the clothes _______________________.
Gain heat energy and evaporate.
When a sedimentary rock is exposed to heat and/or pressure it becomes a
Metamorphic rock
The _____________ is the layer of Earth that contains convection currents that are believed to be responsible for the movements of the tectonic plates.
Mantle
Potential Energy
Stored energy
Law of Conservation of Energy
States that energy cannot be created or destroyed
When sledding down a hill the potential energy ___________________.
Decreases
Which air is denser (heavier): cold air or warm air?
Cold air
What kind of rock is created through weathering and erosion?
Sedimentary
Kinetic Energy
Energy that moves
What kind of weather occurs along a cold front?
Both eukaryotic and prokaryotic cells have
Cell membrane and cytoplasm
Chemical property
A chemical property is a characteristic of a particular substance that can be observed in a chemical reaction.
Physical Property
A physical property is a characteristic of matter that can be observed or measured without changing the chemical identity of the substance.
___________ and ________________ are different kingdoms and different species.
Plants and animals
When sledding down a hill the kinetic energy ___________.
Increases
The types of energy involved in the human body’s everyday processes are __________________, ___________________, ________________________, and _____________________.
Chemical energy, mechanical energy, and thermal energy.