Ch.19

1
Ch.19 20 Review Game!
2
Question 1

• Which ocean is the largest ocean on the Earths
  surface?
• Pacific Ocean

3
Question 2

• Which of the following is the correct value
  stating how much of the Earths total mass the
  oceans make up?
• 1/10
• 1/100
• 1/4000
• 1/40000
• 1/4000

4
Question 3

• What describes a system that uses acoustic
  signals and returned echoes to determine the
  location of objects
• Sonar

5
Question 4

• What are the two major areas the ocean floor can
  be divided into?
• Continental margins and deep-ocean basins

6
Question 5

• What is the shallow sea floor that is located
  between the shoreline and the deep-ocean bottom?
• Continental margin

7
Question 6

• What is the part of the ocean floor that is under
  deep water beyond the continental margin?
• Deep-ocean basin

8
Question 7

• Name 4 features characteristic of continental
  margins.
• Continental Slopes, submarine canyons, turbidity
  currents, continental rises

9
Question 8

• Name at least 4 features characteristic of a
  deep-ocean basin.
• Trenches, abyssal plains, mid-ocean ridges,
  abyssal hills, fracture zones, seamounts, guyots,
  atolls

10
Question 9

• Where are seamounts often formed near?
• Areas of increased volcanic activity called HOT
  SPOTS

11
Question 10

• What are continental shelves and slopes often
  covered with?
• Sediments

12
Question 11

• Sediments, rocks, soil, snow that are often
  collected from the deep-ocean basin by drilling
  are called what?
• Core Samples

13
Question 12

• What are lumps of minerals that are made of
  oxides of manganese, iron, copper, or nickel that
  is scattered in groups on the ocean floor?
• Nodules

14
Question 13

• Sediments on the ocean floor such as the remains
  of marine plants and animals are examples of
  what?
• Biogenic sediments

15
Question 14

• What are the two main gases dissolved in ocean
  water?
• Nitrogen and oxygen (same as atmosphere)

16
Question 15

• Gases dissolve more readily in cold water or warm
  water?
• Cold water

17
Question 16

• Where does most oxygen in the ocean enter from?
• Atmosphere

18
Question 17

• Which of the following are factors that affect
  the salinity of ocean water? (There are two)
• Density
• Light
• Energy
• Chemicals
• Temperature
• Density and temperature

19
Question 18

• What is the process of removing salt from ocean
  water?
• Desalination

20
Question 19

• What is a layer of body of water in which water
  temperature drops with increased depth faster
  than it does in other layers
• Thermocline

21
Question 20

• If 60 of sea salts is Chloride ions, how much
  chloride ions are present in 500g sample?
• 300g

22
Question 21

• If sonar is used to measure the depth in a
  particular area of the ocean and the time it took
  for the waves to hit the ocean floor and then the
  surface of the ocean was 3.9 seconds and the
  speed is 1400 ft/sec, what is the depth.
• 700 ft/sec x (3.9 sec) 2730 ft

23
Question 22

• What is the density of oxygen gas if 0.369 g
  occupies a volume of 567 mL?
• 0.369 g / 567 mL 6.51 g/mL
• Dont forget your units!!!

24
Question 23

• A Sample of wood has the dimensions of 5cm x 3cm
  x 4 cm. If the mass of the wood is 456 g, what
  is the density of wood?
• (5cm x 3cm x 4cm) 60 cm3
• 456 / 60 cm3 7.6 g / cm3