3 years ago

Didn't know what type of science it was? But pls helpp

Physics

1 answer:

Alla [95]3 years ago

8 0

The answer is the third one down. New evidence may contradict the old evidence of a certain theory.

You might be interested in

Which of the following is the correct definition of light energy?

Sveta_85 [38]

B is the correct answer

3 0

3 years ago

Which organisms develop gills from pharyngeal arches and later develop lungs to breathe on land

lawyer [7]

Apart from cutaneous respiration<span> present in all </span>species<span>, most lissamphibians are born in an aquatic larval stage with gills. After metamorphosis, they develop lungs to breathe on land. The larvae of urodeles and apods present external, filamentous and highly branched gills which allow them to breathe underwater.
</span>

3 0

3 years ago

Read 2 more answers

Two cars leave Calgary at the same time, travelling in opposite directions. Their average speeds differ by 5 km/h. After 2 h, th

dimulka [17.4K]

Let the first car's average speed be x

The second car's speed would be x+5

$2(x+(x+5))=210$

$2x+5=105$

$2x=100$

$x=50$

So the speed of the slower car is 50mph, and the speed of the faster car is 55mph

8 0

3 years ago

Read 2 more answers

Find the speed of a rock being thrown 20.5 meters (m) to the left in 4.0s.

erik [133]

Answer:

5.125

Explanation:

formula for speed is distance/time distance measured in metres

8 0

2 years ago

Read 2 more answers