Science

How to Questions and Answers About Science

Why do the large pieces of freezing ice pellets hitting my house sound like rocks?

Why do the large pieces of freezing ice pellets hitting my house sound like rocks?

Why do we resemble a sibling but not our parents?

I look almost identical to my sister in our facial characteristics (she, however has brown hair and I have blonde but we both have blue eyes). We also look very similar to our brother. However, all three of us resemble our parents differently. My brother and I look more similar to our mom and my…

Will the quality of water affect its rate of evaporation?

I am designing a lab for chemistry, and need to consider if this could be a controlled variable.

Probability help Please?

What’s the probablity of picking each book? There are 50 books; 20 in English, 20 in French and 10 in Spanish. If chosen 3 books randomly, what’s the probability each book is in a different language? (1E, 1F, 1S)

I tried fixing my TV set and accidently created a small wormhole instead. What did I do wrong?

I tried fixing my TV set and accidently created a small wormhole instead. What did I do wrong?

How to determine molar volume hydrogen collected at STP?

the volume of hydrogen collected stp was 43.2 ml

how to solve this word problem?

Three friends, Andrea, Brenda and Chelsea, had 3/4 of a pizza left from last night’s party and decided to share it for lunch. andrea took a piece for herself. Brenda said that she was very hungry and took a piece which was twice as large as Andrea’s piece. The piece left for Chelsea was 3/4…

is the snuffleuffagus on sesame street a young wooly mamoth?

is the snuffleuffagus on sesame street a young wooly mamoth?

Trigonometry Equations. Need help!?

Find all the angles between 0 degrees and 360 degrees which satisfy the equation. 1) cos(2x-70 degrees) = 0.6 2) 5 cos y = 3 cot y 3) 2 sin z tan z = 5 sin z + 3 cos z

what is the average canadian electricity usage?

what is the average canadian electricity usage?