The diagram shows the first three steps in using a telescope to observe a star.
Why are the telescope mirrors adjusted in step C before viewing the star?
a) to reduce the light emitted by the star
b) to reduce the distance between two nearby stars
c) to increase the distance between the star and Earth
d) to get a clearer view of stars by compensating for atmospheric disturbances
d) to get a clearer view of stars by compensating for atmospheric disturbances
The image shows the path of a comet around the Sun.
What effect does the Sun's gravity have on comets that come close to it?
a) It reduces their sizes.
b) It changes their orbits.
c) It changes their colors.
d) It makes them invisible.
b) It changes their orbits.
The initial rapid expansion of the universe is referred to by what concept?
a) The Big Bang Theory
b) The Galaxy Cluster Model
c) The Supergiant Galaxy Theory
d) The Cosmic Microwave Background Theory
a) The Big Bang Theory
What sport did Coach Campbell play in college?
Baseball
What part does gravity play in the creation of Earth's ocean tides?
a) It causes the ocean's waves to break.
b) It leads to the salinity of the ocean water.
c) It influences the rise and fall of the ocean tides.
d) It secures the ocean's floor to the crust of the Earth.
c) It influences the rise and fall of the ocean tides.
What role did gravity play in the formation of planets in our solar system?
a) It created magnetic fields.
b) It caused gas clouds to rotate.
c) It pulled debris and particles together.
d) It resulted in the occurrence of day and night.
c) It pulled debris and particles together.
The movement of galaxies in relation to each other indicates what about the state of the universe?
a) The universe is shrinking in size.
b) The universe is steadily expanding.
c) The universe is in a state of perpetual stagnation.
d) The universe is constantly oscillating between expansion and contraction.
b) The universe is steadily expanding.
Before Pikachu became the mascot, what Pokemon was being considered to play the role?
Clefairy
If Earth's gravitational pull on the moon were to be disrupted, how would this influence the moon's orbit?
a) The moon's orbit would remain stable.
b) The moon's orbit would become more circular.
c) The moon would start moving towards the Earth.
d) The moon would move away in a straight line in space.
d) The moon would move away in a straight line in space.
A teacher says the planets go around the Sun in elliptical orbits. What keeps the planets traveling in their orbits around the Sun?
a) a magnetic force from Earth
b) solar radiation from the Sun
c) the centrifugal force of Earth
d) the gravitational pull from the Sun
d) the gravitational pull from the Sun
What is the purpose of a telescope in exploring the universe?
a) They are used to transmit TV signals.
b) They forecast weather systems on Earth.
c) They exclusively monitor the activity of the moon.
d) They capture and provide images of distant celestial bodies.
d) They capture and provide images of distant celestial bodies.
Besides water, what is the most popular beverage worldwide?
Tea
What role does gravity play in creating an eclipse?
a) It directs the moon's path around the Earth.
b) It alters the path of the Earth around the sun.
c) It controls the alignment of the sun, moon, and Earth.
d) It causes light from the sun to bend around the planet.
c) It controls the alignment of the sun, moon, and Earth.
What are two reasons why understanding the Big Bang theory is crucial for astronomical studies?
a) for identifying the universe's age
b) for studying Earth’s ecosystems
c) for the prediction of weather patterns
d) for understanding the ocean currents
e) for determining the composition of stars
a) for identifying the universe's age
e) for determining the composition of stars
How do space probes enhance our knowledge about the universe?
a) They help in forecasting weather patterns on Earth.
b) They are responsible for radio signal transmissions.
c) They solely observe the movement of comets around the sun.
d) They collect data from distant planets and galaxies to provide information.
d) They collect data from distant planets and galaxies to provide information.
How long is a giraffe's heart?
2 feet long
The image shows the formation of high and low tides on Earth.
Which statement best explains how gravity causes these tides on Earth?
a) It causes the Earth to rotate faster, pushing the ocean water outward.
b) It changes the salinity of the ocean water, leading to water movement.
c) It affects the atmospheric pressure above the oceans, causing water movement.
d) It pulls the ocean water closer or farther from the Moon and Sun, causing water bulges in the ocean.
d) It pulls the ocean water closer or farther from the Moon and Sun, causing water bulges in the ocean.
Which two variables play an important role in the gravitational force between two celestial objects?
a) mass of the objects
b) color of the objects
c) shape of the objects
d) speed of the objects
e) distance between the objects
a) mass of the objects
e) distance between the objects
The image shows the emission spectrum of a galaxy between two different periods.
What does the shifting of the spectrum suggest?
a) The galaxy is rotating.
b) The galaxy is expanding.
c) The galaxy is moving towards Earth.
d) The galaxy is moving away from Earth.
c) The galaxy is moving towards Earth.
Which NFL star quarterback completed his first ever career pass to himself? Double points if you can tell me the gain or loss of yards on the pass.
Brett Favre, loss of 7 yards.