Could seed coats pose problems for planting and growing crops successfully?
What will be an ideal response?
Tough seed coats must be properly treated to ensure that the embryo is able to push
through it and begin growing. Seed manufacturers have specific treatments for
various seeds so that their rate of germination is very high
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In a closed-loop system, the same fluid (water or water and antifreeze) will absorb heat from the ground in the winter and reject the heat to the ground in the summer.
Answer the following statement true (T) or false (F)
Baseboard hot water heat is an example of ____________________ heat.
Fill in the blank(s) with the appropriate word(s).
Which of the following are fundamental dimensions:
a. area, volume, power, pressure, energy b. temperature, time, mass, length c. force, energy, power, weight d. heat, power, power, weight e. electric resistance, electrical voltage, electric power
Refer to Exercise 15. Assume that F = 750 ± 1 N, R = 0.65 ± 0.09 mm, 
= 23.7 ± 0.2 mm, and 
= 27.7 ± 0.2 mm. Estimate Y, and find the relative uncertainty in the estimate.
What will be an ideal response?