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Yes, but anything will block all radiation, if you use enough of it. Lead, being very dense, is very efficient in blocking most radiation even in fairly modest thicknesses. For example, when you go to the dentist for an X-ray, the radiologist covers you with a lead-foil apron.

The very best material to block radiation, in terms of cost, is about a half-mile thickness of dirt. Cheap, and very effective. However, it is difficult to transport. Some types of radiation, like alpha particles, can be blocked very effectively by a sheet of paper. Electromagnetic radiation such as gamma rays or X-rays requires a material with high density to block it.

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What is a thin pointed piece of metal?

A thin pointed piece of metal is commonly referred to as a "point" or "pointed end." These can be found on various objects such as nails, needles, or awls and are typically used for piercing or puncturing materials.


Thin piece of wood that covers the roof?

A shingle is a thin piece of wood that covers the roof to provide protection against the elements. Shingles can also be made of other materials such as asphalt, metal, or slate. They are arranged in overlapping rows to create a waterproof barrier for the building.


Can alpha penetrate aluminum but not concrete?

Alpha particles do not penetrate much. They are stopped by a few inches of air. They do not penetrate a piece of paper well, and are stopped by aluminum and concrete. Beta particles can penetrate better, but are stopped by rather thin pieces of aluminum. High energy beta particles are shielded with plastics, wood, or water. Gamma rays are best absorbed by atoms with heavy nuclei. Neutrons are usually either absorbed by atoms or moderated to the point of having little energy. Unlike the other emissions, neutrons have a half life, which is a little less than fifteen minutes.


What happens when lead reacts with iron?

Elemental lead and elemental iron won't react with each other. Lead NITRATE will react with iron; if you mix elemental iron with lead nitrate, you will get ferric nitrate and elemental lead. If you were to suspend a piece of iron and a piece of lead in an electrolyte like seawater, you could make a bad battery - the two metals are only 0.3 volts apart on the galvanic scale.


Using a 2-cm-thick piece of cardboard over a radiation source would be most effective for protecting against which type of radiation?

Alpha i think and maybe beta. it will be beta because alpha can be stopped with a sheet of paper while beta is stronger but gamma will pierce rite through a 2-cm cardboard

Related Questions

What type of radiation is easiest to shield?

Alpha radiation is the easiest to shield because it can be stopped by a piece of paper or clothing. Beta radiation can be shielded with a thin sheet of aluminum, while gamma radiation requires denser materials like lead or concrete for effective shielding.


What sort of radiation absorbs or reflect radiation?

It doesn't absorb clever. It penetrates, and it can penetrate paper, smoke, a layer of skin and thin aluminium.


How do the three types of radiation that you are that you test it compare in terms of their pen it's readily ability?

Alpha radiation is the least penetrative as it only travels a few centimeters in the air and can be blocked by a sheet of paper. Beta radiation can penetrate farther and is blocked by a thin sheet of aluminum. Gamma radiation is the most penetrating and requires dense materials like lead or concrete to block it.


What are the three different types of radiation and what are the dangers of them?

The three types of radiation are alpha, beta, and gamma. Alpha radiation consists of helium nuclei and is the least penetrating but can be harmful if inhaled or ingested. Beta radiation consists of high-speed electrons and can penetrate skin but can be shielded by clothing or thin materials. Gamma radiation is high-energy electromagnetic radiation that can penetrate through the body and poses the highest risk of exposure.


Is lead more radiopaque then bone?

Lead. Even a thin layer of lead blocks most radiation, where bone is fairly transparent at many frequencies.


What can beta radiation absorb?

Beta radiation can be absorbed by materials with high atomic numbers, such as lead, concrete, or thick layers of water or plastic. The level of absorption depends on the energy of the beta particles and the thickness and density of the absorbing material.


What are the differences between beta and gamma radiation in terms of their properties and effects on living organisms?

Beta radiation consists of fast-moving electrons, while gamma radiation is high-energy electromagnetic radiation. Beta radiation can be stopped by a thin layer of material, while gamma radiation requires thicker shielding. In terms of effects on living organisms, beta radiation can penetrate the skin and cause damage, while gamma radiation can penetrate deeper into the body and cause more severe damage to tissues and cells.


What is more dangerous gamma or alpha rays?

alpha radiation is more dangerous than beta or gamma if ingested or inhaled because its power to ionize (or to disrupt atoms) is 20x than that of beta and gamma. but if the source is outside the body or at a distance gamma radiation is much dangerous because it could penetrate thick walls.


What is the correct decreasing penetrating power of alphabetagamma radiationbs?

The correct order for decreasing penetrating power of radiation is: gamma > beta > alpha. Gamma radiation is highly penetrating and can pass through most materials, beta radiation can penetrate thin materials, and alpha radiation can be stopped by a piece of paper or even the outer layers of skin.


What materials can nuclear radiation travel through?

The heavier and denser the material the more radiation it absorbs. Alpha is stopped by thin sheets, in fact the skin stops it mostly so it does not penetrate the body. Beta and gamma are best stopped by lead or concrete. Neutrons are more penetrating, they need to be stopped by hydrogenous material. Concrete is effective but needs to be thick. Water itself is a good neutron shield, as are heavy plastics and waxes. So radiation can travel through light materials and gases (and a vacuum), with the proviso about neutrons as above.


Which is not true of beta radiation?

It is the heaviest of the three types.


Defferentiate the three types of nuclear radiation?

Alpha and Beta particles are actually physical particles of matter. The Alpha is two protons and two neutrons, and consequently is relatively very heavy and slow and carries a double positive charge.. A Beta is simply an electron and has a negative charge. The Beta may be moving from very slow to very fast, and the speed is an indication of it's "energy level". Gamma Radiation is a true electromagnetic energy, and moves at or near the speed of light. Alphas can barely penetrate anything, not even a piece of paper. Betas do a bit better but still can only penetrate a thin piece of aluminum. Gammas on the other hand can penetrate inches of lead and feet of most other things. These differences can be used to our advantage if wee seek to determine the nature and composition of any "radiation" we are investigating. To discriminate the types of radiation, all you need to do is understand the characteristics of your particular probe, and have a few pieces of "absorber" material on hand. If the radiation is stopped by a single piece of typing paper, it is undoubtedly Alpha particles. If it takes a piece of tin foil or a very thin aluminum sheet to stop most of it, you are probably looking a Betas. Of course the tin foil also stops all Alphas too. Gamma rays will easily pass through steel, aluminum and it takes 1" of lead to stop even 1/2 of it. Nothing actually "stops" Gamma rays, it is a matter that 1/2" of lead statistically blocks 1/2 of the rays, the next 1/2" will block 1/2 of what's left etc. etc. until the remaining ray is insignificant. Each absorbing material, be it lead, earth, water whatever has a statistical "half-thickness" assigned to it. In real life, radioactive materials seldom emit only one kind or energy level of radiation, but rather a mixture. It is this characteristic mixture that helps to identify and quantify the particular material being observed.