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Yanka [14]
3 years ago
11

What type of waves move energy forward, but the source moves up and down?

Physics
1 answer:
alexdok [17]3 years ago
5 0
C. Transverse Waves. I'm pretty sure Particle and Medium Waves don't exist.
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Xavier is roller skating at 14 km/h and tosses a set of keys forward on the ground at 8 km/h. The speed of the keys relative to
JulijaS [17]

Answer:

22km/h

Explanation:

The speed of the keys relative to the ground will be given by the sum of speed of keys with respect to the ground and the speed of keys with respect to the skater

Given that the speed of keys with respect to the ground is 8 m/s while the speed of keys with respect to skater is 14 km/h then the relative speed which combines both speeds will be 8+14=22 km/hr

8 0
3 years ago
Balance the following chemical equation:<br> H3PO4 + HCl → PC15 + H20
kipiarov [429]

Answer:

H3PO4 + 5HCl → PCl5 + 4H2O

Explanation:

3 0
3 years ago
The price of coffee fell sharply last month, while the quantity sold remained the same. Five people suggest various explanations
miss Akunina [59]

Answer:

France. True Supply increased and demand did not adapt

Explanation:

If the price of coffee decreases it may be due to two causes

- Increase of the offer

- decrease in demand

- both simultaneously.

Let's examine the statement. They tell us that the amount sold remained constant, so there is no decrease in demand, therefore the only cause may be the increase in supply.

Let's check the answers

Antonio     False. The demand is constant.

Carolina.   False. The demand is constant.

Dmitri        False. The demand is constant.

France.     True Supply increased and demand did not adapt

Jake.         False. Demand did not adapt to the increase in supply

7 0
3 years ago
A star’s parallax angle is 1.0. How far away is the star in light years?
larisa [96]
Distance = 2AU / tan1.0

If you mean 1.0 is in degrees, then Distance = 114.58 AU
7 0
3 years ago
Read 2 more answers
A ball is thrown horizontally at 6.0 m/s from a cliff 80 meters high. How far from the base of the cliff will the ball hit the g
UNO [17]

Answer:

160 meters I think

Explanation:

if I'm wrong I'm a troop juSt trying to get points to ask a couple of questions

6 0
3 years ago
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