WorksheetsGrade 8 Unit E Section 1 &2 Quiz Review
Total questions: 33
Worksheet time: 17mins
Fill in the blank. Oceans (saltwater) make up ______ of the total water on earth?
0.0001%
2%
75%
97%
What percentage of water on the earth is unfrozen freshwater found in lakes, ponds, and rivers?
1%
2%
74%
97%
What is it called when water turns into a gas?
Condensation
Precipitation
Evaporation
Transpiration
The area of land that drains into a lake, river, or ocean is called...
a Hill
a Mountain
Surface Water
a Watershed
When we measure how clear the water is, we are analyzing its...
pH
Temperature
Oxygen Content
Turbidity
The image best shows a(n)...
Kettle Lake
Moraine
Esker
Drumlin
The image best shows a(n)...
Glacier
Moraine
Esker
Drumlin
The long range of mountains that directs the water flowing inland or towards the Pacific Ocean is called...
A Continental Divide
The Equator
A Border
A Trench
What is Salinity?
the pH level in the water
The amount of salts dissolved in the water
The amount of dissolved oxygen in the water
The amount of sediment in the water
The shallow, underwater landmass that is shaped by waves and extends from a continent is called a...
Continental Ridge
Continental Trench
Continental Divide
Continental Shelf
Why does Scotland have warmer winters than Newfoundland and Labrador?
Scotland has warmer ocean currents from the North Pole
Scotland has warmer ocean currents from the Equator
Scotland has cooler ocean currents from the North Pole
Scotland has cooler ocean currents from the Equator
The deepest parts of the ocean found along the edges of converging tectonic plates are called...
Ridges
Seamounts
Trenches
Continental Shelves
Water with a high mineral concentration such as limestone chalk is known as...
Soft Water
Hard Water
Salt Water
Ground Water
Which type of water purifying method is shown in the image?
Reverse Osmosis
Freezing
Chlorination
Distillation
Why does water create more consistent climates?
It has a high salt content
It has a high heat capacity
It has low salt content
It has a low heat capacity
When rivers slow down they begin to drop the sediment and rocks they were carrying. This is known as...
Deposition
Erosion
Run off
Sediment load
A tide is dependant on all of the following EXCEPT...
Gravitational pull of the Sun
Gravitational pull of the moon
Rotation of the Earth on its axis
Rotation of the moon on its axis
Which type of ocean movement is a large-scale pattern that can circulate across all the oceans?
Current
Wave
Tide
Which type of ocean movement is a repeated, circular up and down motion, generally caused by wind?
Current
Wave
Tide
Which type of ocean movement can be described as the rise and fall of sea level, mostly due to the gravitational influence of the moon?
Current
Wave
Tide
What part of the wave is also known as the "peak?"
Amplutide
Crest
Trough
Wavelength
Which type of tides happen twice every day in most places?
High/Low
Spring
Neap
Which type of tides have a smaller change in sea level due to the Earth, Moon, and Sun forming a right angle and cancelling each other's gravitational pull?
High/Low
Spring
Neap
Which type of tides have a larger tidal range due to the Earth, Moon, and Sun forming a straight line?
High/Low
Spring
Neap
Which of the following stream characteristics DOES NOT describe a river beginning high up in the mountains?
The river water is clear
The flow rate is fast
The river water is deep
The river water will not erode well
As a river meets flat land (green section of the image) which of the following stream characteristics cannot be observed?
The river water will become muddier or increase in turbidity
The river will begin to meander
The river water gets deeper as streams start to meet up with each other
The river water will not erode well
Which of the following can we expect to see when a river meets the end of its course?
The river water will become clearer and decrease in turbidity
The river's sediment load will begin to drop leading to deposition
The river delta will empty out into another river
The river water will flow faster than before
True or False. Water Particles move in a wave.
True
False
True or False. Water Particles move in a current.
True
False
True or False. Reverse Osmosis purifies water by having the water move from an area of high water concentration to low water concentration.
True
False
True or False. It is safe to drink fresh water.
True
False
True or False. If you drink salt water, you will become more dehydrated than before.
True
False
True or False. An El Nino is when trade winds in the Pacific Ocean become stronger and push warmer ocean water further east towards Asia.
True
False
