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What is the power of the machine?
A machine moves a weight of 500N from the ground to the height of 10m in 5s. The machine has an efficiency of 80%. Calculate the power of the machine.
1 AnswerPhysics1 decade agoWhat happens to plant strips when they are placed in hypertonic solutions? Will they curl inwards or outwards?
Hypertonic solutions are referring to plant strips having lesser water potential compared to solutions they are immersed in it.
1 AnswerBiology1 decade agoFind a geological map that shows the distribution of the 3 main types of rocks in Singapore. ?
In case if you do not know what are the 3 main types of rocks in Singapore, here are they:
- Igneous rocks
- Sedimentary rocks
- Metamorphic rocks
Pls give me a geological map showing the distribution of the 3 types of rocks shown above. I just need it simple as to know where are the rocks commonly located. I need it for my geog homework. Thank you so much(:
1 AnswerGeography1 decade agoDoes the temperature affects the pH value/strength of an acid?
I am doing a Science project and I need help on this. Pls pls pls provide as much information as you can. This project is really important as it is added to my final marks.
4 AnswersChemistry1 decade agoCan someone name some examples of social responsibility and elaborate on it? Thanks.?
Name some examples of social responsibility and elaborate on it. I am doing a project and am expected to name some examples of social responsibility and elaborate on it. Hope to get relevant information.
2 AnswersHomework Help1 decade agoHow does dengue fever spread?
Pls give me informaton about mosquitoes spreading dengue fever. Pls give me a maximum number of 3 tips that tells me that how mosquitoes spread dengue fever. Thank you.
8 AnswersOther - Diseases1 decade agoZhi Dui ni you gan jue lyrics?!?
Fahrenheit (fei lun hai) song zhi dui ni you gan jue lyrics...pls..
2 AnswersMusic1 decade agoHow do I change xueqi5c04@yahoo.com.sg to xueqi6c03@yahoo.com.sg??
Don't give me answers like open a new account.
2 AnswersPassword and sign-in1 decade agoWhat is paramecium and amoebae?
I am doing a Science project about micro-organisms. Pls help me! What is paramecium? What is amoebae?
2 AnswersHomework Help1 decade agoWhat are the materials of a tent?!?
I have some materials below:-
> peg
> rope
> window flap
> outer cover
> tent pole
This is my Science hw...pls help me. Pls help me state the reasons why we should use the materials above. Your help will be appreciated.
4 AnswersOther - Outdoor Recreation1 decade agoIs Chinatown station very near to Majestic?
I and my mum wanted to go to Majestic to meet her friends. I am not too sure cos I had checked the SBS website and I don't see a Majestic shopping centre. Someone pls help??!
3 AnswersOther - Destinations1 decade agoPls help???!?
I am getting confused between decimals, fraction and percentage.
How do I make 0.032 into a fraction and percentage?
How do I make 0.875 into a percentage?
Pls answer these 2 questions. Your help WILL be appreciated!
5 AnswersPrimary & Secondary Education1 decade agoHow many colours does rainbow have?
I heard that rainbow does not have only 7 colours. It has more than 7 colours!
15 AnswersWeather1 decade agoWho sings the Singapore national 2006 theme song?
1 AnswerMusic1 decade agoHow do I make my Yahoo 360 picture?
2 AnswersYahoo Pulse1 decade agoIs vegetable oil a vegetarian food?
17 AnswersVegetarian & Vegan1 decade agoWhen did mankind landed Earth??
10 AnswersGeography1 decade ago49 states of USA?
9 AnswersOther - Politics & Government1 decade ago