Answer:
call 7194936846 and ill help u out
Explanation:
Number 13 is D the heart has 4 chambers and pumps blood to the arteries and number 14 us C
Answer:
4.88 miles
Explanation:
7.85km * (.621miles/km) = 4.88 miles
To solve this problem it is necessary to apply the concepts related to
conservation of energy, for this case manifested through work and kinetic energy.


Where,
F= Force (Frictional at this case
)
d= Distance

Where,
m = mass
v = velocity
Equation both terms,




Replacing with our values we have that


Therefore the shortest distance in which the truck can come to a halt without causing the crate to slip forward relative to the truck is 49.05m
Answer:
Silica
Explanation:
The most commonly used abrasives are hydrated silica (softened silica), calcium carbonate (also known as chalk), and sodium bicarbonate (baking soda).