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S_A_V [24]
3 years ago
5

Our ancestors are our guides?​

Physics
1 answer:
aleksandr82 [10.1K]3 years ago
4 0

Answer:

yes

Explanation:

we can clearly say that our ancestor are our guide.

Because of they give us different knowledge about evolution of life and etc.

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A video store owner noticed a 5% drop in rentals of DVDs after raising her prices 10%. Are DVD rentals
lukranit [14]

Answer:

Inelastic

Explanation:

The price elasticity of demand is the degree of responsiveness of demand for a product or service to a unit change in price. The demand for a product is said to be elastic when a change in price has a relatively large effect on the demand for the product, unitary when there is a percentage change in price brings about an equal percentage change in the demand for the product, and inelastic when a change in the price of a product brings about a smaller change in the demand for the product.

<em>In the case of the DVD rentals, a 10% increase in price brought about only a 5% drop in demand. Hence, the demand for DVD rentals is said to be inelastic because a change in the price brought about a smaller change in the demand for DVD rentals.</em>

8 0
3 years ago
A lead fishing weight of mass 0.20 kg is tied to a fishing line that is 0.50 m long. The weight is then whirled in a vertical ci
solong [7]

Answer:

Following are the solution to this question

Explanation:

please find the complete question in the attached file.

In point a:

The answer is "bottom".

In point b:

Using formula:

T= mg + \frac{m V^2}{2}

\to 100= 0.2 \times 9.81 + \frac{0.2 \times V^2}{0.5}

\to 100= 1.962+ \frac{0.2 + V^2}{0.5}\\\\\to  100- 1.962= \frac{0.2 + V^2}{0.5}\\\\\to  98.038= \frac{0.2 + V^2}{0.5}\\\\\to  49.019=0.2+V^2\\\\\to  48.819=V^2\\\\ \to  6.987 \ \frac{m}{s}

6 0
3 years ago
Forces can change the ________ of a moving object
shtirl [24]

Answer:

Velocity and direction.

Explanation:

5 0
3 years ago
Read 2 more answers
Hi, please help me this question ​
ss7ja [257]
3. Plastic rubbed in hair would make the plastic negatively charged and the hair positively charged. This means that the attractive force between the paper and plastic is greater than the repulsive force between paper and plastic. The net result is an attraction between the paper and the plastic.
5 0
3 years ago
*Earth Science Question*
Inessa05 [86]
Answer is reflecting
7 0
3 years ago
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