EOC Practice 1st Semester Concepts #3 Question Preview (ID: 34588)
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When two animals live in the same area and depend on the same organism for food, they are
a) competing
b) decomposing
c) germinating
d) hibernating
During winter, the white fur of an arctic fox blends in with the snow. This adaptation is called
a) hibernation.
b) migration
c) camouflage
d) movement
Which statement best explains how a lunar eclipse occurs?
a) Earth is aligned between the Sun and the Moon, and is casting its shadow on the Moon
b) The Moon is aligned between Earth and the Sun, and is blocking all or part of the Sun’s surface.
c) The Sun is aligned between Earth and the Moon, and the Moon’s surface cannot be seen.
d) Venus is aligned between the Sun and Earth, and the Sun’s surface cannot be seen.
What keeps the planets in orbit around the Sun?
a) Distance
b) Gravity
c) Shape
d) light
The Sun’s gravity holds each planet in its orbit. Pluto, a dwarf planet, is farther away from the Sun than Earth is. How does the effect of the Sun’s gravity on Pluto compare with the effect of the Sun’s gravity on Earth?
a) The Sun has the same gravitational pull on all planets that are in orbit.
b) The Sun has more gravitational pull on Pluto because it is smaller.
c) The Sun has less gravitational pull on Earth because it is closer.
d) The Sun has less gravitational pull on Pluto because it is farther away.
Which is a gaseous planet?
a) Jupiter
b) Mars
c) Earth
d) Venus
Which planet is closest to the Sun?
a) Jupiter
b) Mars
c) Venus
d) Mercury
Why does the amount of daylight in the north change during the course of a year?
a) The amount of light and heat radiated by the Sun changes at different times of the year
b) The distance between the Sun and Earth changes from summer to winter.
c) The North Pole points more toward the Sun at one time of the year more than another
d) Earth rotates at different speeds at different times of the year.
The __________ is Earth's thickest layer
a) inner core
b) crust
c) mantle
d) outer core
What is the composition of the outer core of Earth?
a) a cold solid
b) A hot solid
c) A hot dense liquid
d) A cold liquid
What causes the motion of the plates?
a) convection in the mantle of Earth
b) gravity
c) the magnetic field of Earth
d) the turning of Earth
When one tectonic plates slides under another plate this is called...
a) a plate collision.
b) subduction
c) a transform fault
d) seafloor spreading.
The volcanic island chain of Hawaii was formed by which process?
a) subduction
b) transform faulting
c) plate collision
d) hot spots
Which of these is the most responsible for the changes of the seasons on Earth?
a) Position of the Moon
b) Tilt of Earth on its axis
c) Temperature of the Sun
d) Distance to Mars
Which of these is the center of our solar system?
a) Mars
b) The Moon
c) Jupiter
d) The Sun
What will likely happen to a species that cannot adapt to changing environmental conditions?
a) It will seek help from other organisms.
b) It will thrive in any new condition
c) It will make its own environment
d) It will not survive.
The place where two plates come together is known as a
a) Plate boudary
b) Transfer area
c) Connecting boundary
d) Connector boundary
What causes a solar eclipse
a) The Earth passes between the Moon and the Sun
b) The Sun passes between the Moon and the Earth.
c) The Moon passes between the Sun and the Earth
d) Another planet passes between the Sun and the Earth
Which of the following correctly lists the “gas giants” in order from smallest to largest?
a) Saturn, Jupiter, Neptune, Uranus
b) Neptune, Uranus, Jupiter, Saturn
c) Neptune, Uranus, Saturn, Jupiter
d) Uranus, Saturn, Jupiter, Neptune
If you live in the Northern Hemisphere it is summer in July, what is the season in July in the Southern Hemisphere?
a) Summer
b) Winter
c) Fall
d) Spring
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