sci quiz 5 Flashcards
1
Q
Deep within the ocean the temperature is ____
A
Freezing
2
Q
Near the hot water vents creatures live such as ____
A
Red Tipped Tube Worms
3
Q
____ are underwater mountains
A
Mid Ocean Ridges
4
Q
Sonars are devices that bounce sound waves off of objects underwater then record ____
A
Echoes
5
Q
True or False? Some mountains are hidden underwater
A
True
6
Q
A ____ valley splits at the top of some mid ocean ridges
A
Steep Sided
7
Q
Which American geologist studied mid ocean ridges?
A
Harry Hess
8
Q
How many steps are there to seafloor spreading?
A
4
9
Q
____ is a small submarine that scientists use to dive deep within the ocean
A
Alvin
10
Q
By ____ into the ocean floor scientists collect rock samples
A
Drilling
