The process of wearing away rock is known as
erosion
deposition
weathering
hurricane
Weathering by wind, water, and ice produces
sediment
deposition
solution
An opening from which lava erupts is a(n)
earthquake
volcano
magma
Volcanoes and earthquakes are effects of plate tectonics. What does the theory of plate tectonics state?
Earth's inner core causes changes in the crust
Earth's mantle is solid
Earth's outer core is liquid and the inner core is solid
Earth's crust is divided into parts that move
Matter that has a definite volume but no definite shape
liquid
solid
gas
plasma
matter without a definite volume or shape
solid
plasma
gas
liquid
Which of these correctly describes how water changes state?
Ice condenses to form liquid water
liquid water boils to form water vapor
liquid water melts to form ice
water vapor evaporates to form liquid water
Ben lights a match to start a fire. Which is NOT evidence of a chemical change that occurs?
the match turning black as it burns
the heat coming off of the flame
the shape of the match
the smell coming off of the lit match
Which is a physical property of matter?
the ability to dissolve
the ability to decay
the ability to burn
the ability to rust
A path along which electric charges flow
static electricity
insulator
current
circuit
The build up of electric charges on an object
conductor
current electricity
generator
static electricity
A material through which electricity travels easily
generator
conductor
magnet
insulator
An object that attracts iron and a few other metals
insulator
electric motor
generator
magnet
A material that resists the movement of electric current through it
generator
insulator
conductor
electromagnet
Which frequently used source of mechanical energy will eventually run out?
running water
coal
wind
solar energy
WhichWhich question can be asked to learn about the inherited physical traits of the cow?
How old is the cow?
Is the cow tame enough to pet
Why does the cow have brown fur?
Has the cow been fed today?
