Einsteinium

High school (ages 12+)
Science & Technology

Name:

Date:

Step 1 · Read the article

Open the article and read it at the level above. Then answer the questions below in your own words.

https://smallwhale.org/articles/einsteinium

Write what each word means, using the article.

Do not copy the article. Write two things you learned, the way you would explain them to a friend.

Answers below are taken from the article’s stored facts, so they match what the student read.

1. Who discovered Einsteinium?Found in debris from the first hydrogen bomb explosion in 1952
2. What is the scientific name?Einsteinium
3. What is the symbol?Es
4. What is Einsteinium and where does it come from?Einsteinium is a very rare glowing element that was first found in the fallout from the first hydrogen bomb test. It is made in nuclear explosions and is not found naturally on Earth.
5. Why is Einsteinium so radioactive?Einsteinium has a short half‑life, especially the common isotope Einsteinium‑253 which lasts about 20 days. It releases a lot of heat and light, making it glow.

Transuranic Element: Elements with atomic numbers greater than 92 (Uranium), all of which are synthetic.
Actinide Series: A group of 15 metallic elements with atomic numbers from 89 to 103, known for their radioactivity.
Isotope: Atoms of the same element with varying numbers of neutrons, leading to different mass numbers and sometimes different stability.
Half-life: The time required for half of the radioactive atoms in a sample to undergo radioactive decay.