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FinnZ [79.3K]
4 years ago
15

A stack of books is sitting on a table. Which force is pulling downward on it?

Physics
1 answer:
Softa [21]4 years ago
3 0
Gravity is the force pulling downward.
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Pls do question 1 part d). tysm
Aneli [31]

Answer:

c

Explanation:

cuz its informing the length of 5 and weight on 20N

5 0
3 years ago
If two clay masses produce a gravitational force of 340N, what will be the force if the distance is divided by 3 and the mass of
OverLord2011 [107]

Answer:

B: 1530 N

Explanation:

We know ghat formula for force of gravity is;

F_grav = G•m1•m2/d²

We are told that two clay masses produce a gravitational force of 340N.

Thus;

G•m1•m2/d² = 340

Now, if the distance is divided by 3 and the mass of one is divided by 2, we have;

F_g = (G × m1/2 × m2)/(d/3)²

Thus gives;

F_g = ½(G•m1•m2)/((1/9)d²)

Simplifying this gives;

F_g = (9/2)G•m1•m2/d²

From earlier, we saw that;

G•m1•m2/d² = 340

Thus;

F_g = (9/2) × 340

F_g = 1530 N

4 0
3 years ago
_______________ appears on the ecg as having no p wave, a wide qrs complex, and t waves that deflect in the opposite direction f
melomori [17]
It would probably be <span>Premature Ventricular Contractions.

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5 0
3 years ago
A 95 kg clock initially at rest on a horizontal floor requires a 650 n horizontal force to set it in motion. after the clock is
Tamiku [17]
The μs between the clock and floor is 650(M*g) and the μk between the clock and the floor is 560(M*g)
3 0
3 years ago
Read 2 more answers
The heat energy released or absorbed by a chemical reaction is generally determined by the difference between the energy that
Ket [755]

Answer:

Must be put in to break the bonds in the reactants and the energy that is released upon making the bonds in the products.

Explanation:

The heat energy is absorbed to break the chemical bonds, which are responsible for the attractive interactions between atoms and molecules, and which gives stability to chemical compounds. While the heat energy is released upon making the bonds in the chemical compounds.

5 0
3 years ago
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