Water & Human Impact
What is water flowing over land called?
Runoff.
What force helps keep planets orbiting the Sun and the Moon orbiting Earth?
Gravity
Which boundary has plates sliding past each other?
Transform boundary.
Does overfishing increase or decrease fish populations?
decrease
Which hemisphere tilts toward the Sun during summer in Texas?
Northern Hemisphere
Two oceanic plates move apart. Magma rises between them and cools.
What geological feature forms, and what happens to the crust?
A mid-ocean ridge forms, and new oceanic crust is created.
Fertilizer runoff can cause rapid growth of what?
algae
The Sun, Earth, and Moon line up.
What type of tide occurs, and how does its tidal range compare with a neap tide?
Spring tide. It has a greater difference between high and low tide.
Two continental plates collide.
What landform develops? What plate boundary causes this?
Folded mountains. Convergent plate boundary
Why do fish struggle to survive in a dead zone?
too little dissolved oxygen
The Moon is in its first-quarter phase.
What type of tide occurs? Describe the arrangement of the Sun, Earth, and Moon.
Neap tide. The directions from Earth to the Sun and Moon form a right angle.
In undisturbed rock layers, where is the oldest layer?
The oldest layer is at the bottom.