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initial speed: v = 72 km/h = 20 m/s. mass: m = 0.7 kg time of the impact: t = 0.1 s average force: F The speed after impact is the same as initial speed, but velocity has got ...
A great way of approaching this question is by applying a case study such as tourism in Antartica. Geographers argue that Antartica is the only wilderness left in the world - that is to say that i...
B-Lymphocytes remain in the bone marrow until they mature and then spread throughout the body, concentrating in the lymph nodes and the spleen.They express a specific intrinsic protein called a B-cell rec...
There’s no simple way to write a history essay. Even those who have been in the field for years are not always perfect. However, there are some tips that always apply.1. Structure-...
How to Structure a History Essay
Structuring a history essay can be a daunting task – but once you establish a clear technique for presenting your argument, the clarity and qualit...
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