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How are animals and plants adapted to their niche?

Animals and plants display structural and behavioural adaptations to their surroundings. Each animal and plant faces certain challenges to their survival such as predators, harsh weather or low food resou...

RS
Answered by Rosanna S. Biology tutor
11364 Views

A 6.0W bulb is connected to a source of 480J of energy. Assuming the system is 100% efficient, and the bulb runs at full power, how long can it stay lit?

  • Bulb power = 6.0W - Energy provided = 480J - Use equation P = E / t (Power = energy/time) where power is in watts, energy is in joules, and time is in seconds - Rearrange the equation to give t = E ...
LW
Answered by Lily W. Physics tutor
3796 Views

What is the statement 'God is Dead' talking about, and how is it relevant to the rise in Atheism?

Nietszche came up with the phrase 'God is Dead' in his book The Gay Science. By saying God is dead he is directly relating to the rise in Atheism and how more and more people were starting to bec...

LD
Answered by Lucy D. Philosophy tutor
2024 Views

Solve the following pair of simultaneous equations: 1. 3x + 2y = 9 2. 6x + 5y = 21

We can solve this pair of simultaneous equations using substitution. To do this, we firstly have to rearrange one equation to get one variable on its own. For example, we can subtract 2y from each side of...

MC
Answered by Mark C. Maths tutor
4266 Views

If m=a^x, n=a^y, and a^2 =(m^y n^x)^z Show xyz=1.

If m=ax n=ay and a2 =(my nx)z Show xyz=1.        

    The above question is an indices question from an AS textbook. This is questi...

JJ
Answered by Joshny J. Maths tutor
17249 Views

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