The process of wearing away rock is known as
weathering
deposition
erosion
hurricane
Weathering by wind, water, and ice produces
deposition
sediment
solution
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 mantle is solid
Earth's outer core is liquid and the inner core is solid
Earth's crust is divided into parts that move
Earth's inner core causes changes in the crust
Matter that has a definite volume but no definite shape
liquid
plasma
solid
gas
matter without a definite volume or shape
solid
gas
liquid
plasma
Which of these correctly describes how water changes state?
liquid water melts to form ice
Ice condenses to form liquid water
water vapor evaporates to form liquid water
liquid water boils to form water vapor
Ben lights a match to start a fire. Which is NOT evidence of a chemical change that occurs?
the shape of the match
the smell coming off of the lit match
the heat coming off of the flame
the match turning black as it burns
Which is a physical property of matter?
the ability to decay
the ability to rust
the ability to dissolve
the ability to burn
A path along which electric charges flow
current
static electricity
circuit
insulator
The build up of electric charges on an object
conductor
current electricity
generator
static electricity
A material through which electricity travels easily
insulator
magnet
conductor
generator
An object that attracts iron and a few other metals
electric motor
generator
magnet
insulator
A material that resists the movement of electric current through it
electromagnet
conductor
insulator
generator
Which frequently used source of mechanical energy will eventually run out?
coal
solar energy
running water
wind
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?
