4,347 Answered Questions for the topic Science

07/29/23

Determine the vertical positions of the ball for every interval of 1s until 10.0 seconds.
Shelley threw a tennis ball upward near the edge of a cliff that is about 100 meters above sea level. Suppose the ball was thrown with a speed of 30.1 m/s. Determine the vertical positions of the... more
Follows • 1
Expert Answers •1
Science

07/20/23

Can we print more money to end poor ?

Why we don’t print more money and end poverty and live a better healthier life ?
Follows • 0
Expert Answers •1
Science History

06/29/23

Why is the sky ‘blue’?
When human beings look at the sky during the day why does it appear blue?
Follows • 1
Expert Answers •1

06/22/23

How to be a Teacher on Wyzant
Hi! I'm a 14-year-old sophomore (I skipped pre-kindergarten) who is about to turn 15 on July 11, 2023. How can I become a teacher on Wyzant, and are there any special requirements for doing this?
Follows • 1
Expert Answers •2
Science

06/19/23

a solution of 100g of salt in 800ml of water has the same concentration as a solution of 150g of salt in 1500ml of water
is it true or false
Follows • 1
Expert Answers •1

06/11/23

Anyone who has credible expertise in biological weaponry/anything along those lines, could you answer the following questions?
1. What do you think of the current state of the world and it's preparedness to face a biological attack, especially after COVID-19? 2. In light of the Geneva protocol, why are some countries still... more
Follows • 2
Expert Answers •2
Science

06/07/23

what is the velocity
students trying to finish the race carrying a 20kg sacks of sand and their momentum is 30 kg m/s. how fast are theywith solutions
Follows • 1
Expert Answers •1
Science Physics

06/04/23

physics homework question
A small mailbag is released from a helicopter that is descending steadily at 1.10 m/s.(a) After 5.00 s, what is the speed of the mailbag?v = ___m/s(b) How far is it below the helicopter?d=... more
Follows • 2
Expert Answers •2
Science Physics

06/04/23

physics homework question
A ball is thrown directly downward with an initial speed of 7.95 m/s, from a height of 30.2 m. After what time interval does it strike the ground?
Follows • 1
Expert Answers •1

06/01/23

Need help with this
A container holds a mixture of 3.01 x 10^23 molecules of H22 gas, 1.20 x 10^24 molecules of CO22 gas, and 1.50 x 10^24 molecules O22. If the total pressure of the container is 1.00atm, what is the... more
Follows • 2
Expert Answers •2

06/01/23

Which of these groups of elements would be expected to have similar chemical properties?

F, Cl, BrC, Ge, PbP, S, ArPt, Au, Hg
Follows • 2
Expert Answers •1

06/01/23

Which of these groups of elements would be expected to have similar chemical properties?

F, Cl, BrC, Ge, PbP, S, ArPt, Au, Hg
Follows • 2
Expert Answers •1
Science Chemistry

06/01/23

Chemistry Homework
Which of these electron configurations represents the ground state electron configuration of a d sublevel metal?1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 6s2 4f91s2 2s2 2p6 3s2 3p2 4s11s2 2s2... more
Follows • 2
Expert Answers •1

05/28/23

Why don't probiotics last/thrive?
If probiotics repopulate the gut, why would one have to keep taking them? Once re-established in the gut biome, they should replicate like all other commensals.I read on 1 website that some strains... more
Follows • 1
Expert Answers •2
Science Biology Zoology

05/26/23

How much does a single scale of a snake weigh? If a specific snake is needed, how about a garden snake?
Follows • 1
Expert Answers •1
Science

05/22/23

Explain what is the skeletal system

Follows • 1
Expert Answers •1

05/21/23

What is the characteristics of the four lenses of liberal arts on space exploration?
Doing a study on the key characteristics of each lenses in liberal arts. Indentify the types of evidence used when looking through each lens. finding the similarities and the differences
Follows • 1
Expert Answers •1

05/09/23

Box-and-whiskers, algebra

Construct a box-and-whisker plot of the following numbers:70, 55, 43, 66, 32, 35, 48, 68, 69, 39, 31, 52
Follows • 1
Expert Answers •2

05/09/23

Word problem, algebra

Blues vary inversely as purples cubed. When there are 250 blues, there are 2 purples. How many blues are present when there are 5 purples?
Follows • 2
Expert Answers •2

05/09/23

Distance, algebra

The distance a body falls varies directly as the square of the time that it falls. If it falls 972 meters in 18 seconds, how fa will it fall in 2 seconds?
Follows • 1
Expert Answers •1

05/09/23

Intrest, money, algebra

Gretchen deposited $7000 in an account that earns 2% interest compounded annually..(a) Write an equation that expresses the amount of money in the account as a function of n, where n equals the... more
Follows • 2
Expert Answers •1

05/08/23

Word problem, algebra

Pressure varies inversely as volume. When the pressure is 16 pascals, the volume is 84 liters. What would the volume be if the pressure is reduced to 12 pascals?
Follows • 1
Expert Answers •2

05/05/23

Word problem, algebra

At noon, the hot air balloon headed north at 8 miles per hour. Three hours later, the glider headed south from the same location at 16 miles per hour. At what time will the hot air balloon be 168... more
Follows • 1
Expert Answers •1

05/05/23

Distance rate, time algebra

The distance traveled by a car traveling at a constant speed is directly proportional to the time spent traveling. If the car went 910 miles in 13 hours, how far will it go in 14 hours?
Follows • 1
Expert Answers •1

05/03/23

Distance rate and time

Sally left the city for vacation. Dan left 8 hours later going 40 mph faster to catch up. After 7 hours Dan caught up. What was Sally's average speed?
Follows • 2
Expert Answers •2

Still looking for help? Get the right answer, fast.

Ask a question for free

Get a free answer to a quick problem.
Most questions answered within 4 hours.

OR

Find an Online Tutor Now

Choose an expert and meet online. No packages or subscriptions, pay only for the time you need.