The process of wearing away rock is known as
erosion
hurricane
deposition
weathering
Weathering by wind, water, and ice produces
deposition
sediment
solution
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 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
Earth's mantle is solid
Matter that has a definite volume but no definite shape
plasma
solid
liquid
gas
matter without a definite volume or shape
plasma
solid
gas
liquid
Which of these correctly describes how water changes state?
liquid water melts to form ice
water vapor evaporates to form liquid water
liquid water boils to form water vapor
Ice condenses 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 shape of the match
the heat coming off of the flame
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
insulator
static electricity
current
circuit
The build up of electric charges on an object
static electricity
conductor
generator
current electricity
A material through which electricity travels easily
insulator
generator
magnet
conductor
An object that attracts iron and a few other metals
insulator
magnet
generator
electric motor
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?
coal
solar energy
wind
running water
WhichWhich question can be asked to learn about the inherited physical traits of the cow?
Why does the cow have brown fur?
Is the cow tame enough to pet
Has the cow been fed today?
How old is the cow?
