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