Wave D has the same frequency as Wave A. The same number of waves pass a point per unit time. They have different amplitudes.
#78
Airplane start with initial speed

now the takeoff velocity is given as


acceelration is given as

now we have

from above equation we have


#79
Airplane start with initial speed

now the takeoff velocity is given as


acceelration is given as

now we have

from above equation we have


Answer:
maybe <u>A</u> is balanced
Explanation:
Na+F----->Naf
Answer:
Wilhelm Conrad Roentgen (1845-1923)
Antoine Henri Becquerel (1852-1908)
Pierre (1859-1906) and Marie (1867-1934) Curie
Explanation:
Wilhelm Conrad Roentgen (1845-1923)
Contribution: Discovery of x-rays in 1901.
Antoine Henri Becquerel (1852-1908)
Contribution: He discovered that radioactivity is the separation of x-rays and document and the difference between two.
Pierre (1859-1906) and Marie (1867-1934) Curie
Contribution: She discovered Polonium and Radium in1911
Answer:
1. F = M x A
2. Force
3. 2nd Law: Force
4. a, b, c (in order)
5. 3rd Law: Action and Reaction
6. b, c, a (in order)
7. 1st Law: Inertia