Nova Video Questions Hunting The Elements PDF Details

The journey of discovery and understanding the building blocks of our universe is a fascinating endeavor, brilliantly showcased in the Nova Video titled "Hunting the Elements". This educational resource, designed with a focus on the intricacies of geology, prompts learners to dive into the world of elements through a series of thought-provoking questions posed by Mr. Traeger. From exploring where an element gains its identity, to the extraction of gold per ton of rock, the weight and value of a gold bar, the utility of copper and its contribution to electrical conductivity, to the creation and significance of alloys like bronze, this form guides students through the chronological timeline of the video. It touches upon fundamental scientific concepts such as atomic number, the arrangement of the periodic table, the stability of noble gases, the reactivity of alkali metals, and the vital role of certain elements in the sustenance of life. Furthermore, it delves into the significance of cyanobacteria in oxygen production, the creation of elements post-Big Bang, the pivotal role of silicon in technology, the importance of rare earth elements, the nature of isotopes like Carbon-14, and the short-lived existence of man-made radioactive isotopes. This form not only serves as a tool for reviewing students' understanding but also invites them to ponder the profound impact of these elements on our lives and the universe at large.

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Form NameNova Video Questions Hunting The Elements
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Other namesnova hunting the elements worksheet answers, hunting the elements video worksheet answer key, hunting the elements video questions answers, video guide nova hunting the elements answer key pdf

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NOVA VIDEO QUESTIONS: Hunting the Elements

Geology

 

Mr. Traeger

 

 

 

Name: ______________________

Period: _____

Date: ___________________

Answer the questions that follow to the best of your ability. The questions are in chronological order.

1)Where does an element take its identity from? (5:30)

2)How much gold (Au) is extracted per ton of rock ore? (8:30)

3)How much does a gold (Au) bar weigh and how much is it worth? (13:00)

4)Why is copper (Cu) so widely sought on the world market and New York Mercantile Exchange? (16:00)

5)What is copper (Cu) combined with to make bronze? (18:00)

6)What makes metals like Copper (Cu) conductive to electricity? (20:00)

7)Bronze is an alloy. What is an alloy and why are they preferable at times? (22:00)

8)How does the atomic arrangement of atoms lead to its crystal structure like was seen in the sample of bronze with gold (Au) and tin (Sn) atoms? (32:00)

9)What is the atomic number and what does the atomic number indicate? (34:00)

10)Most of the periodic table is made of what type of elements? (35:00)

11)How did early chemists like Mendeleev classify the elements? (38:00)

12)How is the periodic table structured with regard to elements with similar properties? (40:00)

13)What makes noble gases stable? (43:00)

1

 

NOVA VIDEO QUESTIONS: Hunting the Elements

Geology

Mr. Traeger

14)Why is an alkali metal element like Sodium (Na) so reactive? (45:00)

15)What does chlorine (Cl-) do for sodium (Na+)? What tasty substance is produced when this happens? (48:00)

16)What powers explosions and fire? (55:00)

17)What elements are basic to all living things? (59:00)

18)Why is Carbon (C) so good for forming the structure of life? (1:06:00).

19)What are at least three (3) other elements that are used for life functions and what are their uses? (1:12:00)

20)Why are cyanobacteria from places like volcanic pools so important for the production of oxygen in our atmosphere? (1:17:00)

21)What was the original element formed moments after the Big Bang? What then created higher order elements? (1:19:00)

22)How does silicon shape our technological reality? (1:22:00)

23)How are rare earth elements like neodymium (Nd) important to our technological world? (1:27:00)

24)What is an isotope like Carbon-14? (1:42:00)

25)How can an isotope like Carbon-14 be used to date dead organisms? (1:44:00).

26)What is an unstable radioactive isotope? (1:46:00)

27)Why don't the man-made radioactive elements exist for very long? (1:58:00)

2

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