Test Your Brain Power with these Purposefully Puzzling Problems.

Sciencebook Chapter 2

Age: 14 15 16 17 18

Sex: Male Female

    1. 23
    2. 16
    3. 40
    4. 42

    1. Charles Darwin
    2. Marie Curie
    3. Alexander Fleming
    4. David Attenborough

    1. 1983
    2. 1993
    3. 2003
    4. 2008

    1. Rosalind Franklin
    2. Maurice Wilkins
    3. Francis Crick
    4. James Watson

    1. Dinosaur
    2. Cat Fish
    3. Chimpanzee
    4. Mouse

    1. About 100 years old
    2. About 500 years old
    3. About 1000 years old
    4. About 2000 years old

    1. They are larger than atoms
    2. They travel at the speed of sound
    3. They have a negative electrical charge
    4. They pass through solid matter

    1. On the Equator
    2. Under the Antarctic
    3. On Mount Mauna Loa, Hawaii
    4. Under the Pacific ocean

    1. 278K, 303K, 122K, 200K
    2. 2300J, 970J, 1670J, 42J
    3. Blue, red, green, yellow
    4. 1700nm, 1250nm, 120nm, 2400nm

    1. Microsoft Word
    2. Adobe Dreamweaver
    3. Microsoft Excel
    4. Adobe Reader