The process of wearing away rock is known as
deposition
weathering
erosion
hurricane
Weathering by wind, water, and ice produces
solution
sediment
deposition
An opening from which lava erupts is a(n)
volcano
magma
earthquake
Volcanoes and earthquakes are effects of plate tectonics. What does the theory of plate tectonics state?
Earth's crust is divided into parts that move
Earth's inner core causes changes in the crust
Earth's outer core is liquid and the inner core is solid
Earth's mantle is solid
Matter that has a definite volume but no definite shape
gas
plasma
liquid
solid
matter without a definite volume or shape
plasma
liquid
gas
solid
Which of these correctly describes how water changes state?
liquid water boils to form water vapor
Ice condenses to form liquid water
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 heat coming off of the flame
the match turning black as it burns
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 rust
the ability to burn
A path along which electric charges flow
static electricity
insulator
current
circuit
The build up of electric charges on an object
generator
static electricity
current electricity
conductor
A material through which electricity travels easily
conductor
insulator
generator
magnet
An object that attracts iron and a few other metals
electric motor
magnet
generator
insulator
A material that resists the movement of electric current through it
insulator
generator
conductor
electromagnet
Which frequently used source of mechanical energy will eventually run out?
running water
solar energy
coal
wind
WhichWhich question can be asked to learn about the inherited physical traits of the cow?
Why does the cow have brown fur?
How old is the cow?
Has the cow been fed today?
Is the cow tame enough to pet
