Conceptual Integrated Science (3rd Edition)

Chapter 29

Verified Answer ✓

Due to the revolution of earth. ; Earth circles ... more

Verified Answer ✓

Due to the earth’s rotation about its own axis. ; ... more

Verified Answer ✓

The distance that light travels in one year is one... more

Verified Answer ✓

Stars emit different frequencies of ... more

Verified Answer ✓

    Apparent Brightness            ... more

Verified Answer ✓

It is known as the Hertzsprung-Russell diagram ... more

Verified Answer ✓

Along the main sequence. ; The H-R diagram shows ... more

Verified Answer ✓

On the main sequence. ; The H-R diagram shows the ... more

Verified Answer ✓

Thermal pressure and the force of gravitation. ; ... more

Verified Answer ✓

Lifetime of a celestial body(S) depends upon its ... more

Verified Answer ✓

Stellar explosions produced all the elements ... more

Verified Answer ✓

Black hole is created by the gravitational ... more

Verified Answer ✓

Because of not having enough mass to create ... more

Verified Answer ✓

The discovery of star Cygnus X-1 which emits X-ray... more

Verified Answer ✓

Spiral galaxy. ; A galaxy is said to be spiral if ... more

Verified Answer ✓

A galaxy in which stars are forming at an usually ... more

Verified Answer ✓

Three. ; Cluster of galaxies in which the Milky ... more

Verified Answer ✓

Universe, initially, was not that of the same size... more

Verified Answer ✓

A star’s luminosity is the amount of emitted light... more

Verified Answer ✓

14 billion years ; According to Hubble's law the ... more

Verified Answer ✓

By its gravitational effect. ; There are mainly ... more

Verified Answer ✓

Wilkinson Microwave Anisotropy Probe. ; It is an ... more

Verified Answer ✓

In the universe ordinary matter was only about 4% ... more

Verified Answer ✓

Due to the absence of radio signals for ... more

Verified Answer ✓

, and Rest of the variables. ; The equation used ... more

Verified Answer ✓

Westward.It gets obscured.No. ; Stars move in a ... more

Verified Answer ✓

Because of the earth’s revolution.West.Because ... more

Verified Answer ✓

Earth’s north pole points very nearly in the ... more

Verified Answer ✓

The motion in which position of the object changes... more

Verified Answer ✓

The radius of a giant star is greater as its size ... more

Verified Answer ✓

A red giant is a huge star greater than the Sun ... more

Verified Answer ✓

Nuclear fuels are used in nuclear reactors in ... more

Verified Answer ✓

The solar system is a collection of major planets ... more

Verified Answer ✓

is a heavier element compared to and . ,  in the... more

Verified Answer ✓

An ordinary matter or simply matter, is one that ... more

Verified Answer ✓

Star A will be brighter than star B.Both will have... more

Verified Answer ✓

; Light year is an astronomical unit for distance... more

Verified Answer ✓

; The galaxy(MW) is the spiral shaped galaxy ... more

Verified Answer ✓

; One light year is an astronomical unit for ... more

Verified Answer ✓

A galaxy is a collection of celestial bodies like ... more

Verified Answer ✓

It is not possible, but in rare cases of a ... more

Verified Answer ✓

We are able to see stars only at night, when the ... more

Verified Answer ✓

Because satellite(M) does not have any atmosphere... more

Verified Answer ✓

The relative position of the stars would change at... more

Verified Answer ✓

Daily motion results from the rotation of the ... more

Verified Answer ✓

The Sun.The Sun appears to move from east to west ... more

Verified Answer ✓

12 hours. ; The large pattern of stars consisting ... more

Verified Answer ✓

The Big Dipper lies in the northeast sky.The North... more

Verified Answer ✓

Daily. ; The Earth moves eastward or rotates about... more

Verified Answer ✓

By observing its color.  ; The color of stars ... more

Verified Answer ✓

It depicts its temperature, size and age. ; The ... more

Verified Answer ✓

Blue star ; The frequency of the emitted radiation... more

Verified Answer ✓

Because it does not lie in the visible human’s ... more

Verified Answer ✓

The frequency of the emitted radiation is directly... more

Verified Answer ✓

The frequency of the emitted radiation is directly... more

Verified Answer ✓

When a giant celestial body(S) is nearing the end ... more

Verified Answer ✓

Protostars get the energy from the collapse of the... more

Verified Answer ✓

Because the star(S) has limited life. ; Star(S) ... more

Verified Answer ✓

The elements are arranged systematically in the ... more

Verified Answer ✓

Its color is gonna be shifted to a higher ... more

Verified Answer ✓

Because of the relatively slow burning rate. ; A ... more

Verified Answer ✓

Because there are enough protons and electrons to ... more

Verified Answer ✓

A planetary nebula is formed from the outer layer ... more

Verified Answer ✓

Thermal pressure outward and gravitational force ... more

Verified Answer ✓

The start of thermonuclear fusion.The ... more

Verified Answer ✓

It should change into a white dwarf. ; The star(S... more

Verified Answer ✓

When the star has sufficient gravity, the heat ... more

Verified Answer ✓

All the atoms that exist now were a part of stars ... more

Verified Answer ✓

As such a heavy element, , is created during a ... more

Verified Answer ✓

Stars are a huge mass of dust and gasses formed by... more

Verified Answer ✓

Those stars are younger than star (S). ; In stars... more

Verified Answer ✓

Because below that limit in the case of star ... more

Verified Answer ✓

Thermal pressure. ; Main-sequence stars remain in ... more

Verified Answer ✓

Because nuclear fusion reactions require a very ... more

Verified Answer ✓

Due to the difference in fusion rate of hydrogen... more

Verified Answer ✓

Because they are brighter and short lived. ; The ... more

Verified Answer ✓

Because it requires greater pressure and ... more

Verified Answer ✓

NoThe main distinction is the consumption of ... more

Verified Answer ✓

The frequency of the light will increase. ; Light... more

Verified Answer ✓

Dying stars having cores greater than 3 or more ... more

Verified Answer ✓

Because a black hole is so dense and has a more ... more

Verified Answer ✓

No.No.It will become a red giant due to its mass... more

Verified Answer ✓

Due to its gravitational pull. ; A black hole is ... more

Verified Answer ✓

Milky way galaxy. ; The collection of celestial ... more

Verified Answer ✓

Yes.The Andromeda galaxy, triangulum galaxy and ... more

Verified Answer ✓

A galactic center is the center of the galaxy. An ... more

Verified Answer ✓

From afar both of them seem like a single solid ... more

Verified Answer ✓

Their appearance is almost the same. ; A galaxy ... more

Verified Answer ✓

The number of habitable planets present in the ... more

Verified Answer ✓

The term which stands for lifetime of a ... more

Verified Answer ✓

Search for ExtraTerrestrial Intelligence.Every ... more

Verified Answer ✓

Universe is space. It's the cosmos which contains ... more

Verified Answer ✓

Throughout the Universe. ; It is the idea that the... more

Verified Answer ✓

At the time of the Big Bang. ; Helium is the ... more

Verified Answer ✓

Frequency of light gets decreased. ; As light ... more

Verified Answer ✓

Gravitational field of attraction is a force that ... more

Verified Answer ✓

More. ; When the universe had its origin, it was ... more

Verified Answer ✓

From the big bang event. ; Helium is the second ... more

Verified Answer ✓

No. ; The big bang was a process by which ... more

Verified Answer ✓

FalseBecause used helium in that case is a result ... more

Verified Answer ✓

By observing their effects on visible objects. ; ... more

Verified Answer ✓

Hydrogen and helium. ; Stars are celestial bodies ... more

Verified Answer ✓

It would be difficult to discover the laws. ; The ... more

Verified Answer ✓

Gravity. ; Light bends in the presence of gravity ... more

Verified Answer ✓

Because of their high kinetic energy. ; Dark ... more

Verified Answer ✓

It still remains a mystery. ; Dark matter is a ... more

Verified Answer ✓

Dark matter attracts while dark energy repels ... more

Verified Answer ✓

Because the distance between those stars from the ... more

Verified Answer ✓

Density of the universe determines the fate of the... more

Verified Answer ✓

Astronomy is a science which studies the actual ... more

Verified Answer ✓

Neither there would have been any human ... more

Verified Answer ✓

Because science is true and there is a totality of... more

Verified Answer ✓

Because there are many unanswered questions and ... more

Verified Answer ✓

Spin of the planet(E) about its polar axis causes ... more

Verified Answer ✓

Polaris is a star which is called the North star. ... more

Verified Answer ✓

Star(PC) is a small star which is located in a ... more

Verified Answer ✓

Luminosity is the measure of brightness of a star... more

Verified Answer ✓

Stars with low mass have less percentage of ... more

Verified Answer ✓

The process by which a star changes over a course ... more

Verified Answer ✓

A galaxy in which the rate of star formation is ... more

Verified Answer ✓

By determining the age of the oldest star, tracing... more

Verified Answer ✓

Cosmic radiations are the radiations which hit the... more

Verified Answer ✓

Dark matter is not an ordinary matter. It is ... more

Back to Top

Log In

Contact Us

Upload An Image

Please select an image to upload
Note: must be in .png, .gif or .jpg format
OR
Provide URL where image can be downloaded
Note: must be in .png, .gif or .jpg format

By clicking this button,
you agree to the terms of use

By clicking "Create Alert" I agree to the Uloop Terms of Use.

Image not available.

Add a Photo

Please select a photo to upload
Note: must be in .png, .gif or .jpg format