Conceptual Physical Science (6th Edition)
Verified Answer ✓
Stars having the same luminosity can be different ... more
Verified Answer ✓
200 light years. ; Let's say brightness of star A ... more
Verified Answer ✓
At the distance between point A and point B was... more
Verified Answer ✓
At the distance between point A and point C was... more
Verified Answer ✓
As the galaxy goes further away, a greater ... more
Verified Answer ✓
Earth will leave the orbit, or in other words, the... more
Verified Answer ✓
Energy and mass are the same kinds of things, and ... more
Verified Answer ✓
Due to the presence of highly dense mass, space-... more
Verified Answer ✓
The observer in the other ship will see that the ... more
Verified Answer ✓
Space is inside the universe. ; After the Big bang... more
Verified Answer ✓
Cepheid stars are a group of stars whose ... more
Verified Answer ✓
Brightness. ; The luminosity of a star is fixed no... more
Verified Answer ✓
14 billion years. ; Experiments showed that now ... more
Verified Answer ✓
; After the Big bang calculations show that the ... more
Verified Answer ✓
; According to inflation theory, inflation ... more
Verified Answer ✓
The universe's temperature becomes uniform just ... more
Verified Answer ✓
Due to quantum mechanics, there was uncertainty in... more
Verified Answer ✓
Balloon surface will look like a flat surface. ; ... more
Verified Answer ✓
4. ; There are four dimensions in the universe; ... more
Verified Answer ✓
1915. ; A special theory of relativity was ... more
Verified Answer ✓
No. ; It was Einstein who first realized that ... more
Verified Answer ✓
The ball will accelerate in the opposite direction... more
Verified Answer ✓
According to general relativity, Mercury orbit ... more
Verified Answer ✓
Lights bends. ; When light passes a massive object... more
Verified Answer ✓
61 km/h. ; Both the vehicle and person on the ... more
Verified Answer ✓
Slightly. ; Because earth moves very fast relative... more
Verified Answer ✓
There would be no changes in on board clocks. ; ... more
Verified Answer ✓
Moving video will add an additional parameter in ... more
Verified Answer ✓
No. ; According to Einstein's special theory of ... more
Verified Answer ✓
Ordinary matter. ; The matter, which is made of ... more
Verified Answer ✓
This is because dark matter shows some ... more
Verified Answer ✓
Outside a galaxy. ; Experiments show that in a ... more
Verified Answer ✓
No. ; In the galaxy, all the stars orbit at almost... more
Verified Answer ✓
Ordinary matter can collide with ordinary matter ... more
Verified Answer ✓
Static. ; Einstein thought that the universe is ... more
Verified Answer ✓
Einstein proposed a cosmological constant to ... more
Verified Answer ✓
Einstein did not predict that the universe is ... more
Verified Answer ✓
7.5 billion years ago. ; 14 billion years ago Big ... more
Verified Answer ✓
Wilkinson Microwave Anisotropy Probe. ; It is a ... more
Verified Answer ✓
Dark energy. ; The universe is mostly three ... more
Verified Answer ✓
Dark matter. ; The universe is mostly three ... more
Verified Answer ✓
; In the scenario of the heat death of the ... more
Verified Answer ✓
Dark energy will continue to grow, and everything ... more
Verified Answer ✓
According to this scenario, inflation is happening... more
Verified Answer ✓
C is very unlikely to form naturally because it ... more
Verified Answer ✓
Ordinary matter makes up the 4% of the whole ... more
Verified Answer ✓
The whole universe started from a point. The ... more
Verified Answer ✓
According to Einstein's prediction gravity, can ... more
Verified Answer ✓
In the beginning of the universe. ; Helium was ... more
Verified Answer ✓
Light's wavelength gets expand. ; While light ... more
Verified Answer ✓
Car was speeding away. ; The universe is expanding... more
Verified Answer ✓
More helium. ; If the universe had remained hotter... more
Verified Answer ✓
All the heavy elements are formed inside the stars... more
Verified Answer ✓
Most of the helium formed when Big bang happened... more
Verified Answer ✓
No. ; After the Big bang, everything is still ... more
Verified Answer ✓
The helium balloon popped on earth would not ... more
Verified Answer ✓
Starts and vast empty space on average have ... more
Verified Answer ✓
Over the next billion years, the average ... more
Verified Answer ✓
Three lines of evidence supporting cosmic ... more
Verified Answer ✓
If there were symmetry to cosmic background ... more
Verified Answer ✓
Cosmic inflation is the reason for causing many ... more
Verified Answer ✓
Weight as we "normally" see it is caused by ... more
Verified Answer ✓
According to Einstein's general theory of ... more
Verified Answer ✓
The tennis ball is difficult to catch in this case... more
Verified Answer ✓
The ball is easy to catch in this case because the... more
Verified Answer ✓
Initially, the spaceship is in uniform motion, and... more
Verified Answer ✓
Initially, the spaceship is in uniform motion, and... more
Verified Answer ✓
Less pronounced. ; With the expansion of the sun, ... more
Verified Answer ✓
Yes, it is possible to provide gravity to ... more
Verified Answer ✓
The person should live on the bottom floor of a ... more
Verified Answer ✓
The friend at a higher height will receive the ... more
Verified Answer ✓
The brother living on the original planet will be ... more
Verified Answer ✓
The gravitational attraction between sun mercury ... more
Verified Answer ✓
Clocks move slowest on mercury when it is closest ... more
Verified Answer ✓
The light will hit the front wall before for ... more
Verified Answer ✓
The light will hit the back wall first for the ... more
Verified Answer ✓
When we are moving down the highway, we are moving... more
Verified Answer ✓
; Since of the speed of light is . So the speed ... more
Verified Answer ✓
Two distances are equal in length. ; Because the ... more
Verified Answer ✓
Two distances are unequal in length. ; To the ... more
Verified Answer ✓
The travel time will increase. ; Since the speed ... more
Verified Answer ✓
Hydrogen and Helium. ; The intense high ... more
Verified Answer ✓
Concentric thick spherical shell. ; The speed of ... more
Verified Answer ✓
The law would predict the linear motion of the ... more
Verified Answer ✓
The dark matter has mass, so it will have the ... more
Verified Answer ✓
The dark matter shows only gravitational ... more
Verified Answer ✓
No. ; Gravity is the weakest of all fundamental ... more
Verified Answer ✓
Einstein's cosmological constant was introduced to... more
Verified Answer ✓
No. ; Space is also made of regions with the ... more
Verified Answer ✓
Dark matter shows are presented through its ... more
Verified Answer ✓
Dark energy keeps increasing and because its ... more
Verified Answer ✓
Redshift is proportional to the velocity. ; The ... more
Verified Answer ✓
Space decreases.Density remains constant. ; Mass ... more
Verified Answer ✓
Darkness will still exist. ; Stars and galaxies ... more
Verified Answer ✓
There will be darkness seen in the universe as of... more
Verified Answer ✓
Predictions can be expected as the length and time... more
Verified Answer ✓
BIG BANGBLACK HOLEIt resulted in the expansion of ... more
Verified Answer ✓
The special theory of relativity deals with ... more
Verified Answer ✓
The special theory of relativity connects space ... more
Verified Answer ✓
The realm of space-time is the same when two ... more
Verified Answer ✓
When the search for answers, begins the existing ... more
Verified Answer ✓
The cosmological shift in the wavelength is an ... more
Verified Answer ✓
Prompt disappearance is not possible as what is ... more
Verified Answer ✓
Since the galaxy existed before inflation and ... more
Verified Answer ✓
Cosmic inflation causes inflation of space and ... more
Verified Answer ✓
The bending of light occurs everywhere if gravity ... more
Verified Answer ✓
The principle of equivalence suggests that the ... more
Verified Answer ✓
To orbit a star, the photon must bend due to ... more
Verified Answer ✓
Ordinary matter is visible. ; Orbits depend on the... more
Verified Answer ✓
Space is filled with matter. ; Matter and energy ... more
Verified Answer ✓
Heat death is a conjecture on the ultimate fate of... more