Please help 25 points!

Three waves with frequencies of 1 Hertz (Hz), 3 Hz, and 9Hz travel at the same speed. Which of the following statements is correct?

A. The 1 Hz wave contains the most energy.

B. The crests of all three waves are of equal height.

C. The wavelength of the 9Hz wave is three times that of the 3 Hz wave.

D. The 1 Hz wave has the longest wavelength.

10.ReferendumRecall initiative A. citizens propose laws and submit them directly to voters.B. citizens vote to approve laws passed by the legislature.C. citizens are able to vote an elected official out of office. The region that overlaps with the upper mantle and is below the lithosphere is an area ofrock that moves in a somewhat plastic like motion: What is this region called?AsthenosphereO Upper MantleO LithosphereO Outer Core PLEASE HELP ASAP IM PANICKING :((( d. Which of the following statements are true?The opposite of the opposite of the integer in part (a) is the integer.The opposite of the opposite of a negative integer is a positive integer.The opposite of the opposite of zero is undefined.The opposite of the opposite of any integer is the integer. 5Select the correct answer.Cerise is a new mother. She wants to stimulate her baby's cerise is a new mother. She wants to stimulate her babys visual development. Which is the best way for her to do that?A. by letting the baby watch television programsB. by exposing the baby to fast moving objectsC. by limiting the baby's exposure to bright colorsD. by exposing the baby to objects of bright colors Noah ran 54 miles in 9 days.The graph relating Gretas total distance to the number of days passes through the points (0,0) and (5,45).Who ran more miles per day? How many ounces are in 13 pounds Mike has $72 and he needs to buy some apples. Which of these equations would represent mike's situation of the apples cost $0.60 per apple and he wanted to find out how many apples he could buy The speed of a 1200 kg car increases from 5 to 29 m/s in 12 s.What force accelerated the car? angle sum theory PLS HELP!!A)74B)92C)83D)82 what are the primary colors. Gary is building a new L-shaped desk for his room. He wants to make sure itis large enough to hold all his supplies. The dimensions of the desk, in feet,are shown in the diagram. What is the area of the desk?9 ft2 ft6 ft6 ft4 ft3 ftA. 24 square feetB. 36 square feetC. 30 square feetD. 54 square feet My name is Devin. Im soon going to graduate from technical school as an electrician. Ive startedlooking for a job and its a little overwhelming.Ideally, Id like to work in a small family run business, where we do mostly residential businesses.This will allow me more time to get to know our customers. In addition, I would like to feel as if Impart of a small, close-knit team.But... there are a couple of larger companies in the region that are hiring entry-level electricians. Icould probably make more money at one of these companies. These companies also havecontinuing educational programs, if I agreed to work for them for a few years after getting hired.For me, the downside of working at a larger company would be that the work is usually in anindustrial setting. Additionally, I may be working different shifts and staff a lot. This would takeaway from the close "team" feeling I'm looking for.But, working off-hours does mean even more pay. I just don't know.How might Devins compromises change if continuing education was a priority? what is the number sentence Which of the following statement is TRUE about Museum? *1 pointa) A road cut into the edge of a cliff, especially one running along a coast.b) A large enclosed shopping area from which traffic is excluded.c) Help to preserve culture and educate us about our shared past.d) Established to protect the endangered species of animals. Create a folk song that details the experiences of people who moved west.1. Choose a tune you know well for the melody. You might use Sweet Betsy from Pike or another folk song you know, such as Ive Been Working on the Railroad.2. Write four stanzas of four lines each. Each stanza should be about a different group of settlers.3. Within the four lines of each stanza, include: at least one motive for this group to move to the West at least one hardship this group faced at least one legacy this group left behind4. Give your song a title, and tell what melody it is sung to. 56 + (-56)Find each sum The resistivity of blood is related to its hematocrit, the volume fraction of red blood cells in the blood. A commonly used equation relating the hematocrit h to the blood resistivity rho (in m) is rho=1.32/(1h)0.79. In one experiment, blood filled a graduated cylinder with an inner diameter of 0.90 cm. The resistance of the blood between the 1.0 cm and 2.0 cm marks of the cylinder was measured to be 198 .Required:What was the hematocrit for this blood? Which statement best describes the relationship between cells, DNA, and proteins? * 1 point A) Cells contain DNA that controls the production of proteins. B) DNA is composed of proteins that carry coded information for how cells function. C) Proteins are used to produce cells that link amino acids together into DNA. D) Cells are linked together by proteins to make different kinds of DNA molecules I need this please help me Alto and Brian both ordered the same size pizzas and Marco's Pizza;however, they ordered different toppings. Marco's charges an additionalfee for toppings, but all toppings cost the same. Alto got pepperoni,banana peppers, and black olives on his pizza for a cost of $15.74. Brianorder mushrooms and eggplant of his pizza and paid $14.49. Using thisinformation, write an equation for the cost of a pizza, C, as a function ofthe toppings, t, ordered. *Hint: slope intercept form and you will need theslope formula