Test Questions A
What do you call water that flows on Earth’s surface from high elevation to low elevation?
Run Off
The atomic number will tell you what two parts of the element
Protons & Electrons
The transfer of heat
Thermal Energy
Which of the following is true?
-matter cannot be created nor destroyed
-matter can be created but not destroyed
- matter can be destroyed
- matter can be created but only in a lab
matter cannot be created nor destroyed
True or False
Bees and flowers are biotic factors in an ecosystem.
True
Winds and ocean currents are created as a result of
Unequal solar heating of the oceans and atmosphere
In a heterogeneous mixture you can _________
See the different parts
A substance with a PH less than 7 is considered
an Acid
Earthquake wave that causes a tsunami.
-P Wave -S Wave - Surface Wave
Surface Wave
Order the layers of the atmosphere with the layer closest to the ground being on the bottom
Troposphere, Stratosphere, Thermospere, Mesosphere
Thermosphere > Mesospere > Stratosphere > Tropospere
What causes air pressure
The gravity pulling down the layers of air above you
A wave will travel as long as it has _________ to carry.
Energy
In The Law of Conservation of Mass what does "conservation" mean?
to remain Constant
Molten lava pours from a volcano in Hawaii. After a few hours, the liquid lava hardens into a shiny gray rock. Which phase change has taken place?
-Melting -Freezing -Condensation - Sublimation
Freezing
__________ would be an example of a homogeneous mixture.
-koolaid
-chex mix
- salad
- a bag of M&M's
Koolaid
Which is the main factor used to divide the atmosphere into layers?
Air Temperature
When you are squeezing a slinky together you are modeling a ________ wave.
Compressional
Waves that can only travel through a medium are called
mechanical waves
What trophic level has the greatest amount of energy to use?
Producers
What two characteristics are most important to defining the layers of the atmosphere?
Air Pressure & Temperature
What group is the most reactive group?
-Alkaline Earth Metals
-Noble Gases
- Alkali Metals
Alkali
A wave moving very fast would have _________.
High frequency
Energy in a transverse wave travels
back and forth at right angles to the direction that the wave travels
How much energy is lost when organisms consume other organisms from a different level?
10%
Select the answer choice that has examples of heterogeneous mixtures.
-Salad, koolaid, orange juice
- orange juice, milk, chex mix
- salad, chex mix, a bag of candy
salad, chex mix, a bag of candy