Code:#include<stdio.h> /*Preprocessor Directives*/ #include<math.h> /*Preprocessor Directives*/ void load_menu (void); /*Function declaration of main menu*/ void load_submenu(void); /*Function declaration of Chapter 2 submenu*/ void load_submenu2(void); /*Function declaration of Chapter 3 submenu*/ void asking1(void); /*Function declaration of pressure*/ void rest1(void); /*Function declaration of distance*/ void rest2(void); /*Function declaration of displacement*/ void rest3(void); /*Function declaration of speed*/ void rest4(void); /*Function declaration of velocity*/ void rest5(void); /*Function declaration of acceleration*/ void scorpions1(void); /*Function declaration of definition of distance*/ void scorpions2(void); /*Function declaration of equation of distance*/ void scorpions3(void); /*Function declaration of tutorial of distance*/ void downy1(void); /*Function declaration of definition of displacement*/ void downy2(void); /*Function declaration of equation of displacement*/ void downy3(void); /*Function declaration of tutorial of displacement*/ void speed1(void); void speed2(void); void speed3(void); void velocity1(void); void velocity2(void); void velocity3(void); void acceleration1(void); void acceleration2(void); void acceleration3(void); void pressure1(void); void pressure2(void); void pressure3(void); int main(int argc, char** argv) { load_menu(); return 0; } void load_menu(void) { int choice; do{ printf(" *********************************\n"); printf(" * PHYSICS: Chapter 2 and 3 *\n"); printf(" * CHAPTER 2 (Linear Motion) *\n"); printf(" * CHAPTER 3 (Pressure) *\n"); printf(" *********************************\n"); printf("\n\t1. Chapter 2\n"); printf("\t2. Chapter 3\n"); printf("\t3. Choose 3 to exit this program\n"); printf("\n\tChoice:"); scanf("\n%d", &choice); switch(choice){ case 1: load_submenu(); break; case 2: load_submenu2(); break; case 3: printf("Exit the program\n"); break; default: printf("Invalid Choice!\n"); break; } } while(choice !=3); } void load_submenu(void) { int choice; do{ printf(" ***************************\n"); printf(" * CHAPTER 2 *\n"); printf(" * LINEAR MOTION *\n"); printf(" ***************************\n"); printf("\t1. Distance\n"); printf("\t2. Displacement\n"); printf("\t3. Speed\n"); printf("\t4. Velocity\n"); printf("\t5. Acceleration\n"); printf("\t6. Main Menu\n"); printf("\n\tChoice:"); scanf("\n%d", &choice); switch(choice){ case 1: rest1(); break; case 2: rest2(); break; case 3: rest3(); break; case 4: rest4(); break; case 5: rest5(); break; case 6: load_menu(); break; default: printf("Invalid Choice!\n"); break; } } while(choice !=6); } void load_submenu2(void) { int choice; do { printf(" *****************************\n"); printf(" * CHAPTER 3 *\n"); printf(" * PRESSURE *\n"); printf(" *****************************\n"); printf("\t\t1. Pressure\n"); printf("\t2. Main Menu\n"); printf("\n\tChoice:"); printf("\n%d", &choice); switch(choice){ case 1: asking1(); break; case 2: load_menu(); break; default: printf("Invalid Choice!\n"); break; } } while(choice !=2); } void rest1(void) { int choice; do { printf(" ********************\n"); printf(" *DISTANCE(Chapter 2*\n"); printf(" ********************\n"); printf("\n\t1. Definition\n"); printf("\t2. Equation\n"); printf("\t3. Tutorial\n"); printf("\t4. Back to Chapter 2 menu\n"); printf("\t5. Main Menu\n"); printf("\n\tChoice:"); printf("\n%d", &choice); switch(choice){ case 1: scorpions1(); break; case 2: scorpions2(); break; case 3: scorpions3(); break; case 4: load_submenu(); break; case 5: load_menu(); break; default: printf("Invalid choice!\n"); break; } } while(choice !=5); } void scorpions1(void) { int ch; printf("DEFINITION of DISTANCE:\n"); printf("-The total length of the path moved by an object.\n"); return; while ((ch = getchar()) != '\n' && ch != EOF) ; printf("\n\nPress ENTER to continue."); while ((ch = getchar()) != '\n' && ch != EOF) ; return; } void scorpions2(void) { int ch; printf("EQUATION of DISTANCE: \n"); printf("-Distance = Speed X Time\n"); return; while ((ch = getchar()) != '\n' && ch != EOF) ; printf("\n\nPress ENTER to continue."); while ((ch = getchar()) != '\n' && ch != EOF) ; return; } void scorpions3(void) { int point1, point2, sum, ch; printf("Calculate distance between point A and point B\n"); printf(" Enter speed: "); scanf("%d\n", &point1); printf(" Enter time taken: "); scanf("%d\n", &point2); sum=point1*point2; printf("The distance is %d\n", sum); return; while ((ch = getchar()) != '\n' && ch != EOF) ; printf("\n\nPress ENTER to continue."); while ((ch = getchar()) != '\n' && ch != EOF) ; return; } void rest2(void) { int choice; do { printf(" ~~~~~~~~~~~~~~\n"); printf(" ~DISPLACEMENT~\n"); printf(" ~~~~~~~~~~~~~~\n"); printf("\n\t1. Definition\n"); printf("\t2. Equation\n"); printf("\t3. Tutorial\n"); printf("\t4. Back to Chapter 2 menu\n"); printf("\t5. Main Menu\n"); printf("\n\tChoice:"); printf("\n%d", &choice); switch(choice){ case 1: downy1(); break; case 2: downy2(); break; case 3: downy3(); break; case 4: load_submenu(); break; case 5: load_menu(); break; default: printf("Invalid choice!\n"); break; } } while(choice !=5); } void downy1(void) { int ch; printf("DEFINITION of DISPLACEMENT: \n"); printf(" -The shortest distance between the final positions\n"); printf(" of an object to a reference point in a specified\n"); printf(" direction.\n"); return; while ((ch = getchar()) != '\n' && ch != EOF) ; printf("\n\nPress ENTER to continue."); while ((ch = getchar()) != '\n' && ch != EOF) ; return; } void downy2(void) { int ch; printf("EQUATION of DISPLACEMENT: \n"); printf("-Displacement = Velocity X Time\n"); return; while ((ch = getchar()) != '\n' && ch != EOF) ; printf("\n\nPress ENTER to continue."); while ((ch = getchar()) != '\n' && ch != EOF) ; return; } void downy3(void) { int point1, point2, sum, ch; printf("Enter velocity: \n"); scanf("%d", &point1); printf("Enter time taken: \n"); scanf("d", &point2); sum=point1*point2; printf("The displacement is %d", sum); return; while ((ch = getchar()) != '\n' && ch != EOF) ; printf("\n\nPress ENTER to continue."); while ((ch = getchar()) != '\n' && ch != EOF) ; return; } void rest3(void) { int choice; do { printf(" ~~~~~~~~~~~~~~~~~~\n"); printf(" ~SPEED(Chapter 2)~\n"); printf(" ~~~~~~~~~~~~~~~~~~\n"); printf("\n\t1. Definition\n"); printf("\t2. Equation\n"); printf("\t3. Tutorial\n"); printf("\t4. Back to Chapter 2 menu\n"); printf("\t5. Main Menu\n"); printf("\n\tChoice:"); printf("\n%d", &choice); switch(choice){ case 1: speed1(); break; case 2: speed2(); break; case 3: speed3(); break; case 4: load_submenu(); break; case 5: load_menu(); break; default: printf("Invalid choice!\n"); break; } } while(choice !=5); } void speed1(void) { int ch;; printf("DEFINITION of SPEED: \n"); printf("- The rate change of distance with time.\n"); return; while ((ch = getchar()) != '\n' && ch != EOF) ; printf("\n\nPress ENTER to continue."); while ((ch = getchar()) != '\n' && ch != EOF) ; return; } void speed2(void) { int ch; printf("EQUATION of SPEED: \n"); printf("-Speed = Distance(m)/Time(s)\n"); return; while ((ch = getchar()) != '\n' && ch != EOF) ; printf("\n\nPress ENTER to continue."); while ((ch = getchar()) != '\n' && ch != EOF) ; return; } void speed3(void) { int point1, point2, sum, ch; printf("Enter distance(in meter): \n"); scanf("%d", &point1); printf("Enter time taken: \n"); scanf("%d", &point2); sum=point1/point2; printf("The speed is %d\n"); return; while ((ch = getchar()) != '\n' && ch != EOF) ; printf("\n\nPress ENTER to continue."); while ((ch = getchar()) != '\n' && ch != EOF) ; return; } void rest4(void) { int choice; do { printf(" ~~~~~~~~~~\n"); printf(" ~VELOCITY~\n"); printf(" ~~~~~~~~~~\n"); printf("\n\t1. Definition\n"); printf("\t2. Equation\n"); printf("\t3. Tutorial\n"); printf("\t4. Back to Chapter 2 menu\n"); printf("\t5. Main Menu\n"); printf("\n\tChoice:"); printf("\n%d", &choice); switch(choice){ case 1: velocity1(); break; case 2: velocity2(); break; case 3: velocity3(); break; case 4: load_submenu(); break; case 5: load_menu(); break; default: printf("Invalid choice!\n"); break; } } while(choice !=5); } void velocity1(void) { int ch; printf("DEFINITION of VELOCITY: \n"); printf("-The rate of change of displacement with time.\n"); return; while ((ch = getchar()) != '\n' && ch != EOF) ; printf("\n\nPress ENTER to continue."); while ((ch = getchar()) != '\n' && ch != EOF) ; return; } void velocity2(void) { int ch; printf("EQUATION of VELOCITY: \n"); printf("-Velocity = Displacement(m)/Time(s)\n"); return; while ((ch = getchar()) != '\n' && ch != EOF) ; printf("\n\nPress ENTER to continue."); while ((ch = getchar()) != '\n' && ch != EOF) ; return; } void velocity3(void) { int point1, point2, sum, ch; printf("Enter displacement: \n"); scanf("%d", &point1); printf("Enter time taken: \n"); scanf("%d", &point2); sum=point1/point2; printf("The velocity is %d", sum); return; while ((ch = getchar()) != '\n' && ch != EOF) ; printf("\n\nPress ENTER to continue."); while ((ch = getchar()) != '\n' && ch != EOF) ; return; } void rest5(void) { int choice; do { printf(" ~~~~~~~~~~~~~~\n"); printf(" ~ACCELERATION~\n"); printf(" ~~~~~~~~~~~~~~\n"); printf("\n\t1. Definition\n"); printf("\t2. Equation\n"); printf("\t3. Tutorial\n"); printf("\t4. Back to Chapter 2 menu\n"); printf("\t5. Main Menu\n"); printf("\n\tChoice:"); printf("\n%d", &choice); switch(choice){ case 1: acceleration1(); break; case 2: acceleration2(); break; case 3: acceleration3(); break; case 4: load_submenu(); break; case 5: load_menu(); break; default: printf("Invalid choice!\n"); break; } } while(choice !=5); } void acceleration1(void) { int ch; printf("DEFINITION of ACCELERATION: \n"); printf("-The rate of change of velocity with time.\n"); return; while ((ch = getchar()) != '\n' && ch != EOF) ; printf("\n\nPress ENTER to continue."); while ((ch = getchar()) != '\n' && ch != EOF) ; return; } void acceleration2(void) { int ch; printf("EQUATION of ACCELERATION: \n"); printf("- Acceleration = (Final velocity-Initial velocity)/Time\n"); return; while ((ch = getchar()) != '\n' && ch != EOF) ; printf("\n\nPress ENTER to continue."); while ((ch = getchar()) != '\n' && ch != EOF) ; return; } void acceleration3(void) { int point1, point2, point3, sum, ch; printf("Enter final velocity: \n"); scanf("%d", &point1); printf("Enter initial velocity: \n"); scanf("%d", &point2); printf("Enter time taken: \n"); scanf("%d", &point3); sum=(point1-point2)/point3; printf("The acceleration is %d\n"); return; while ((ch = getchar()) != '\n' && ch != EOF) ; printf("\n\nPress ENTER to continue."); while ((ch = getchar()) != '\n' && ch != EOF) ; return; } void asking1(void) { int choice; do { printf(" ~~~~~~~~~~~~~~~~~~~~~\n"); printf(" ~PRESSURE(CHAPTER 3)~\n"); printf(" ~~~~~~~~~~~~~~~~~~~~~\n"); printf("\n\t1. Definition\n"); printf("\t2. Equation\n"); printf("\t3. Tutorial\n"); printf("\t4. Back to Chapter 3 menu\n"); printf("\t5. Main Menu\n"); printf("\n\tChoice:"); printf("\n%d", &choice); switch(choice){ case 1: pressure1(); break; case 2: pressure2(); break; case 3: pressure3(); break; case 4: load_submenu2(); break; case 5: load_menu(); break; default: printf("Invalid choice!\n"); break; } } while(choice !=5); } void pressure1(void) { int ch; printf("DEFINITION of PRESSURE: \n"); printf("-The force acting per unit area.\n"); return; while ((ch = getchar()) != '\n' && ch != EOF) ; printf("\n\nPress ENTER to continue."); while ((ch = getchar()) != '\n' && ch != EOF) ; return; } void pressure2(void) { int ch;; printf("EQUATION of PRESSURE: \n"); printf("-Pressure = Force/Area\n"); return; while ((ch = getchar()) != '\n' && ch != EOF) ; printf("\n\nPress ENTER to continue."); while ((ch = getchar()) != '\n' && ch != EOF) ; return; } void pressure3(void) { int point1, point2, sum, ch; printf("Enter force value: \n"); scanf("%d", &point1); printf("Enter area value: \n"); scanf("%d", &point2); sum=point1/point2; printf("The pressure is %d", sum); return; while ((ch = getchar()) != '\n' && ch != EOF) ; printf("\n\nPress ENTER to continue."); while ((ch = getchar()) != '\n' && ch != EOF) ; return; }