Neptune’s Fury – Week 14 Day 1: Fractions 1) Divide. 7 8 ÷ 1 4 8) Subtract 4.45 - 2.31 A) 3 8 ÷1 1 4 C) 3.14 B) 2.14 D) 6.76 9) Joey's dog weighs 102.45 pounds. Jimmy's dog weighs 25.38 pounds less. Answer: __________________________________ 2) What is 2 2.00 ? How many pounds does Jimmy's dog weigh? A) B) 1 10 19 9 10 C) 2 D) 2 3 32 31 Answer: ____________________________________________ 32 10) 3) If 1/2 an apple was shared equally among the 3 people, what fraction of the whole apple did each person receive? Answer: ____________________________________________ Which point is closest to 1.0? Day 2: Multi-Digit Division A) 20, r6 C) 29 B) 22, r7 D) D) 30, r3 5) Divide: 6736 ÷ 42 A) 16, r14 160, C) r16 B) 16 D) 160 6) Katie baked 215 cookies that she wants to divide equally among her 32 classmates. How many whole cookies will each student get, and how many will be leftover? 6, A) 5, r5 C) r23 6, r10 C) B) 11) 4) Divide: 469 ÷ 21 B) A) D) Day 3: Decimals Which answer shows the number that point B represents on the graph? 2 4 A) 5 10 C) 5 10 3 5 B) 5 D) 5 10 10 12) 7, r0 Which answer shows the number that point D represents on the graph? 7) Multiply: A) 1 453 x 1.1 ------- B) 2 1 Answer: ____________________________________________ 5 1 5 C) 1 3 5 D) 1 4 5 Neptune’s Fury – Week 14 Day 1: Speed of Sound 1) In old western movies, cowboys often would put their ear to a train track to listen for an oncoming train. What benefit would this method provide over listening for a train by listening for sound through the air? The sound would The sound would reach A) C) be louder. him sooner. B) The sound would be undistorted. The sound would higher in frequency. D) 2) Dolphins communicate using compression waves. Some of these sounds are outside the range of human hearing. Upon spotting a hungry shark, dolphin A sends a message to dolphin B. To send this message as quickly as possible, dolphin A would send the message sound the message A) C) under water. as loud as possible. B) send the message above the water. D) sound the message as soft as possible. 3) 6) You have 10 milliliters of three liquids. Each one is clear and colorless. When all three are put into a container, they separate into three different layers. Which liquid as the highest mass? The liquid on the The liquid in the A) top has the highest C) middle has the mass. highest mass. B) The liquid on the bottom has the highest mass. D) All three have the same mass since they have equal volumes. Day 3: Electromagnetic Waves 7) The frequency of light emitted from a source is changed. What visible evidence would indicate this? The light source The light source A) C) would look dimmer. would look brighter. B) The light source would change color. D) The light source would change intensity. 8) How do polar bears stay warm? The speed of sound waves through two different media, steel and air, was recorded. According to the graph, sound waves travel through steel, but faster through air A) C) not through air. than through steel. faster through steel than through air. Day 2: Density B) D) mass. D) weight. 5) Your science teacher gives you three liquids to pour into a jar. After pouring, the liquids layer as seen here. What property of matter prevents the three liquids from mixing together to form a solution? A) color C) mass B) density D) They hibernate in the winter. C) Their white fur absorbs sunlight and converts it to heat. B) Their black skin absorbs sunlight or radiant energy. D) They reduce their metabolic rate when food is hard to find. 9) It is cold out. Should Ian wear a black jacket or a white jacket? Explain Why. through steel and air at similar speeds. 4) Physical properties can be used to describe matter. Some properties are dependent on the amount of matter present. All BUT ONE of these physical properties changes with the amount of matter. That is A) density. C) volume. B) A) texture Day 4: Luna 10) Which of these causes the day/night cycle on Earth? 11) What is primarily responsible for the creation of seasons on the earth? 12) Explain why the southern hemisphere has the opposite seasons as the northern hemisphere.