done

Author: byui-programmer-96

data-and-variables/exercises/data-and-variables-exercises.js

@@ -1,11 +1,27 @@
 // Declare and assign the variables below
+let shuttleName = 'Determination';
+let shuttleSpeedMph = 17500;
+let distanceToMarsKm = 225000000;
+let distanceToMoonKm = 38400;
+const milesPerKm = 0.621;
 
 // Use console.log to print the 'typeof' each variable. Print one item per line.
-
+console.log ( typeof shuttleName);
+console.log ( typeof shuttleSpeedMph);
+console.log ( typeof distanceToMarsKm);
+console.log ( typeof distanceToMoonKm);
+console.log ( typeof milesPerKm);
 // Calculate a space mission below
-
+let milesToMars = kilometersToMars * milesPerKilometer;
+let hoursToMars = milesToMars / shuttleSpeedMph;
+let daysToMars = hoursToMars / 24;
 // Print the results of the space mission calculations below
-
+console.log(shuttleName + " will take " + daysToMars + " days to reach the Moon.");
 // Calculate a trip to the moon below
+let milesToMoon = kilometersToMoon * milesPerKilometer;
+let hoursToMoon = milesToMoon / shuttleSpeedMph;
+let daysToMoon = hoursToMoon / 24;
+
+// Print the results of the trip to the moon belows
 
-// Print the results of the trip to the moon below
+console.log(shuttleName + " will take " + daysToMoon + " days to reach the Moon.");

more-on-functions/studio/part-one-find-minimum-value.js

@@ -6,5 +6,9 @@ let nums2 = [-2, 0, -10, -44, 5, 3, 0, 3];
 let nums3 = [200, 5, 4, 10, 8, 5, -3.3, 4.4, 0];
 
 //Using one of the test arrays as the argument, call your function inside the console.log statement below.
+let = minValue;czSqq2se
+function findMinValue (arr)
+{
 
+}
 console.log(/* your code here */);

objects-and-math/studio/ObjectsStudio01.js

@@ -1,8 +1,31 @@
 // Code your selectRandomEntry function here:
 
+function selectRandomEntry(array){
+  let randomIndex = Math.floor(Math.random() * array.length);
+  return array[randomIndex];
+}
 
-// Code your buildCrewArray function here:
+function getThreeIds(array) {
+  let newArray = [];
+  while (newArray.length < 3) {
+    let selectedItem = selectRandomEntry(array);
+    if (newArray.includes(selectedItem) === false) {
+      newArray.push(selectedItem);
+    }
+  }
+  return newArray;
+}
 
+// Code your buildCrewArray function here:
+function buildCrewArray(array1, array2){
+  let crew = [];
+  for (let candidate in array2) {
+    if (array1.includes(array2[candidate].astronautID) === true) {
+      crew.push(array2[candidate].name);
+    }
+  }
+  return crew;
+}
 
 let idNumbers = [291, 414, 503, 599, 796, 890];
 
@@ -53,3 +76,6 @@ let candidateF = {
 let animals = [candidateA,candidateB,candidateC,candidateD,candidateE,candidateF];
 
 // Code your template literal and console.log statements:
+
+let selectedCrew = buildCrewArray(getThreeIds(idNumbers), animals);
+console.log(`${selectedCrew[0]}, ${selectedCrew[1]}, and ${selectedCrew[2]} are going to space!`)

objects-and-math/studio/ObjectsStudio02.js

@@ -1,13 +1,32 @@
 // Code your orbitCircumference function here:
 
+let altitude = 2000;
+let orbitalSpeed = 28000;
+let orbitsComplete = 5;
 
-// Code your missionDuration function here:
+function orbitCircumference(orbit) {
+  return Math.round(2 * Math.PI * (orbit + 6378));
+}
 
+// Code your missionDuration function here:
+function missionDuration(orbitsComplete, orbitCircumfrence, orbitSpeed) {
+  return Math.round(((orbitsComplete * orbitCircumfrence) / orbitSpeed) * 1000) / 1000;
+}
 
 // Copy/paste your selectRandomEntry function here:
-
+function selectRandomEntry(array){
+  let randomIndex = Math.floor(Math.random() * array.length);
+  return array[randomIndex];
+}
 
 // Code your oxygenExpended function here:
+function oxygenExpended () {
+  let hours = missionDuration(3, orbitCircumference(altitude), orbitalSpeed);
+  let crewMember = selectRandomEntry(crew);
+  let oxygenWeight = Math.round(crewMember.o2Used(hours) * 10000) / 10000;
+
+  return [crewMember.name, hours, oxygenWeight];
+}
 
 
 // Candidate data & crew array.
@@ -54,5 +73,12 @@ let candidateA = {
    'astronautID':890
  };
 
- let crew = [candidateA,candidateC,candidateE];
- 
+let crew = [candidateA,candidateC,candidateE];
+
+let circumfrence = orbitCircumference(altitude);
+let duration = missionDuration(orbitsComplete, circumfrence, orbitalSpeed);
+console.log(`The mission will travel ${orbitsComplete * circumfrence} km around the planet, and it will take ${duration} hours to complete.`);
+
+let finalResult = oxygenExpended();
+
+console.log(`${finalResult[0]} will perform the spacewalk, which will last ${finalResult[1]} hours and require ${finalResult[2]} kg of oxygen.`)

objects-and-math/studio/ObjectsStudio03.js

@@ -8,47 +8,46 @@
 // Feel free to add, remove, or switch crew members as you see fit.
 
 let candidateA = {
-   'name':'Gordon Shumway',
-   'species':'alf',
-   'mass':90,
-   'o2Used':function(hrs){return 0.035*hrs},
-   'astronautID':414
- };
- let candidateB = {
-   'name':'Lassie',
-   'species':'dog',
-   'mass':19.1,
-   'o2Used':function(hrs){return 0.030*hrs},
-   'astronautID':503
- };
- let candidateC = {
-   'name':'Jonsey',
-   'species':'cat',
-   'mass':3.6,
-   'o2Used':function(hrs){return 0.022*hrs},
-   'astronautID':796
- };
- let candidateD = {
-   'name':'Paddington',
-   'species':'bear',
-   'mass':31.8,
-   'o2Used':function(hrs){return 0.047*hrs},
-   'astronautID':291
- };
- let candidateE = {
-   'name':'Pete',
-   'species':'tortoise',
-   'mass':417,
-   'o2Used':function(hrs){return 0.010*hrs},
-   'astronautID':599
- };
- let candidateF = {
-   'name':'Hugs',
-   'species':'ball python',
-   'mass':2.3,
-   'o2Used':function(hrs){return 0.018*hrs},
-   'astronautID':890
- };
- 
- let crew = [candidateB,candidateD,candidateF];
- 
+  'name':'Gordon Shumway',
+  'species':'alf',
+  'mass':90,
+  'o2Used':function(hrs){return 0.035*hrs},
+  'astronautID':414
+};
+let candidateB = {
+  'name':'Lassie',
+  'species':'dog',
+  'mass':19.1,
+  'o2Used':function(hrs){return 0.030*hrs},
+  'astronautID':503
+};
+let candidateC = {
+  'name':'Jonsey',
+  'species':'cat',
+  'mass':3.6,
+  'o2Used':function(hrs){return 0.022*hrs},
+  'astronautID':796
+};
+let candidateD = {
+  'name':'Paddington',
+  'species':'bear',
+  'mass':31.8,
+  'o2Used':function(hrs){return 0.047*hrs},
+  'astronautID':291
+};
+let candidateE = {
+  'name':'Pete',
+  'species':'tortoise',
+  'mass':417,
+  'o2Used':function(hrs){return 0.010*hrs},
+  'astronautID':599
+};
+let candidateF = {
+  'name':'Hugs',
+  'species':'ball python',
+  'mass':2.3,
+  'o2Used':function(hrs){return 0.018*hrs},
+  'astronautID':890
+};
+
+let crew = [candidateB,candidateD,candidateF];