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