Question 1 (1 W A spaceship, 246 m long as seen on board, moves by the Earth at 0937c. What is its length as measured by an earthbound observer? Please enter a numerical answer below. Accepted formats are numbers or e based scientific notation e.g. 0.23, *2, 1e6, 5.23e78 Enter answer here m Question 2 (1 points} A particular elementary particle has a rest mass energy of 98.6 MeV, and it decays into an electron and a massless particle. If all the lost mass is converted into the electron's kinetic energy, nd 7 for the electron Please enter a numerical answer below. Accepted formats are numbers or e based scientific notation e.g. 0.23, *2, 'le, 5.23878 Enter answer here Question 3 (1 points) Two astronomical events are observed from Earth to occur at a time of 0.30 s apart and a distance separation of 1.25 X 109 m from each other, How fast must a spacecraft travel from the site of one event toward the other to make the events occur at the same time when measured in the frame of reference of the spacecraft? Please enter a numerical answer below. Accepted formats are numbers or e based scientific notation e.g. 0.23, *2, 1e6, 5.23678 Enter answer here x 107 m/s Question 4 (1 points) A certain type of battery is rated to be able to move 647 ampere-hours (A - h) of charge at 903 V, If the battery goes from being fully depleted to fully charged, what is the increase in the rest mass? Assume none of the chemical reactants enter or leave the battery. Please enter a numerical answer below. Accepted formats are numbers or e based scientific notation eg. 0.23, 72,1e6, 5.23e78 Enter answer here kg Question 5 (1 points) A boy believes that he can t a long pole of length 120 m into a short barn of length 8.02 m if he runs fast enough while holding the pole. What is the minimum speed the boy must run in order forthe pole to t? Please enter a numerical answer below. Accepted formats are numbers or e based scientific notation e.g. 0.23, *2, 1e6, 5.23e78 Enter answer here m/s