2. Second and third period
The second and third periods are known as short periods. Each consists of eight elements. The second period starts with lithium (Z = 3) and ends with inert gas neon (Z = 10). The third period starts with sodium (Z = 11) and ends with argon (Z = 18..
The time of a pendulum′s swing varies directly with the square r..
The time of a pendulum′s swing varies directly with the square root of its length. If the pendulum is 1 ft long when the time is 0.2 second, find the time if the length is 9 ft. => 0.6 second or 1.8 seconds or 15 seconds or 0.8 seconds..
The table shows the percentage of scores obtained by Ethan each year ..
The table shows the percentage of scores obtained by Ethan each year during his four year degree course. Which of the following is the equivalent box-and-whisker plot of the data? Also find out the median of scores obtained. Year Percentage of scores 1st Year 70 2nd Year 82 3rd ..
Describe how the price of a pen changed after three years.TimePrice of..
Describe how the price of a pen changed after three years. Time Price of a Pen Initial $5.00 after 1st year $6.00 after 2nd year $6.50 after 3rd year $6.95 => varying or decreasing or increasing or constant..
The table shows the quarterly sales of two products A and B. Which bar..
The table shows the quarterly sales of two products A and B. Which bar graph represents the data shown in the table? Quarters Sales of Product A (in million dollors) Sales of Product B (in million dollors) 1st Qtr 15 20 2nd Qtr 50 34 3rd Qtr 25 40 4th Qtr 30 30 => Graph 2..
Select the best deal.
Select the best deal. => 3 fl oz bottle for $18 or 5 fl oz bottle for $25 or 2 fl oz bottle for $12 or 10 fl oz bottle for $65..
Identify the best deal.
Identify the best deal. => 27 ounces of nacho chips for $3.51 or 10 ounces of nacho chips for $1.30 or 18 ounces of nacho chips for $2.16 or 25 ounces of nacho chips for $2.75..
Choose the best deal for buying oranges.
Choose the best deal for buying oranges. => $152.16 for 24 dozens or $133.77 for 21 dozens or $139.7 for 22 dozens or $158 for 25 dozens..
Holly needs to buy some cloth. The following deals are available at va..
Holly needs to buy some cloth. The following deals are available at various stores. Choose the best deal. => $16.26 per 6 yd or $13.85 per 5 yd or $11.04 per 4 yd or $19.11 per 7 yd..
New Needs
Lamarck suggested that new needs arise in the organisms as the ever-changing environment influences them. Changes in the environment create a new need in the organism for adapting to that change, failing which the organism cannot surviv..
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