Exam 4 - physical science

what is the invisible boundary surrounding a black hole called that, once crossed, nothing including light can escape? a. phantom core b. bye bye zone c. crunch line d. compression point e. event horizon

e. event horizon

the smallest planet in the solar system is a. venus b. earth c. jupiter d. mars e. mercury

e. mercury

what is the name given to the incredible disorting process that occurs to an object under the gravitational influence of a black hole? a. rubberization b. space warpage c. eniongation d. vulvanization e. spaghettification

e. spaghettification

what are the dark marking on the sun, produced at the site of the sun's magnetic fields, called? a. solar convection b. solar poles c. magnetons d. gravitons e. sun spots

e. sun spots

a large explosion in which a star much more massive than the sun is thought to end its life is known as a a. neutron star b. nebula c. backfire d. black hole e. supernova

e. supernova

the temperature on the surface of venus is hot enough to melt lead. true or false

true

the Northern lights are a display of light in the northern skies at night, caused when charged particles from the sun are trapped by the earth's magnetic field and collide with the earth's upper atmosphere, making the gases in the air glow. this phenomen is also called the a. eclipse b. aurora borealis c. corona d. cosmic rays e. spectrum

b. aurora borealis

a _____ is postulated to be a point-like, massive object, formed from a collapsed massive star whose gravity is so strong that nothing, including light, can escape it? a. white dwarf b. black hole c. neutron star d. red giant e. blue giant

b. black hole

visible only during a total solar eclipse, the sun's outer atmosphere is known as the a. sun spot b. corona c. photosphere d. flare e. diamond ring

b. corona

what astronomical objects were originally nicknamed little green men a. black holes b. neutron stars c. star clouds d. red giants e. radio galaxies

b. neutron stars

an event in which one object moves in front of another object, blocking its light as observed from the earth is known as a. hiding b. occlusion c. veiling d. eclipse e. covering

d. eclipse

which of the following planets has a storm on its surface known as the great red spot? a. saturn b. venus c. uranus d. jupiter e. neptune

d. jupiter

which planet was named after the roman messenger of the gods? a. venus b. jupiter c. neptune d. mercury e. pluto

d. mercury

Which of the following planets has a large moon name Titan? a. earth b. jupiter c. neptune d. saturn e. uranus

d. saturn

on which planet is it known to rain sulfuric acid? a. saturn b. neptune c. jupter d. venus e. mercury

d. venus

the largest moon of saturn in the only moon in the solar system known to possess a significant atmosphere a. titan b. europa c. triton d. ganymede e. Io

a .Titan

the surface temperature of the planet venus is so high because a. its atmosphere acts like a giant green house, trapping much of the incoming solar radiation b. it is so close to the sun c. it has many active volcanoes that heat up the atmosphere d. its day is so long that the side facing the sun gets very hot

a. its atmosphere acts like a giant green house, trapping much of the incoming solar radiation

which of the following planets was named after the roman gods of war a. mars b. mercury c. saturn d. jupiter e. venus

a. mars

which planet had the most extreme range of temperatures (hot to cold) on its surface? a. mercury b. venus c. neptune d. jupiter e. saturn

a. mercury

which of the following planets has a large moon named Triton? a. Saturn b. Neptune c. Uranus d. Jupiter e. Earth

b. Neptune

which of the following is TRUE about the surface of the planet Mars? a. the polar ice caps consist solely of frozen water b. it is much too cold for liquid water to exist c. there are numerous large following rivers of liquid water d. the greenish areas on the surface of mars are due to low, scrubby vegetation planted by the martians e. there are numbers active volcanoes

b. it is much too cold for liquid water to exist

the crab nebula is the remains of a supernova explosion observed by chinese astronomers in 1054 A.D.. the crab pulsar, the _____ at its center, is all that remains of the collapsed core of the original star. a. black hole b. neutron star c. quasar d. galaxy e. nebula

b. neutron star

which of the following planets is also known as the evening or morning star? a. mercury b. venus c. saturn d. jupiter e. mars

b. venus

which planets was named after the roman goddess of love? a. mars b. venus c. neptune d. jupiter e. mercury

b. venus

which of the galilean moons of jupiter is known to have active volcanoes on its surface? a. ganymede b. europa c. Io d. Triton e. Callisto

c. Io

the thick atmosphere of the planet Venus consists mostly of a. water vapor b. methane c. carbon dioxide d. oxygen e. nitrogen

c. carbon dioxide

high-energy particles that travel close to the speed of light are produced by solar flared are known as a. alpha particles b. gamma rays c. cosmic rays d. light e. x-rays

c. cosmic rays

what is the largest planet in the solar system? a. uranus b. neptune c. jupiter d. saturn e. earth

c. jupiter

which of the following planets was thought to be the red eye of the devil himself? a. venus b. mercury c. mars d. saturn e. jupiter

c. mars

the galaxy in which our solar system is located is known as the a. magellanic cloud b. andromeda galaxy c. milky way d. crab nebula e. lagoon nebula

c. milky way

which of the following planets has a storm on its surface known as the great dark spot? a. jupiter b. saturn c. neptune d. venus e. uranus

c. neptune

what is the high-energy component of sunlight that can cause sunburn and skin cancer a. gamma rays b. infrared radiation c. ultraviolet radiation d. microwaves e. x-rays

c. ultraviolet radiation

which planet has its axis of rotation tilted so much that it appears to rotate on its side? a. venus b. mars c. uranus d. neptune e. saturn

c. uranus

the polar ice caps on the planet mars are believed to consist mostly of solid a. water b. ammonia c. methane d. carbon dioxide e. helium

d. carbon dioxide

what is the only planet in our solar system known to have intelligent life on its surface? a. mercury b. venus c. mars d. earth e. jupiter

d. earth