Can someone help me? thank you

You may use a calculator. A 5.0 m solid iron rod is at 25C. How long would it take sound to move through the rod from one end to another? 0 4.5 x 103 s o 9.7 x 104 s o 4.2 x 104 s o 2.9 x 104 s You may use a calculator. What is the energy of a single photon of infrared light with a wavelength of 1.00 um? 1 um = 10 m 0 5. 05 x 1018 J 0 4. 98 x 10-19J 0 4. 29 x 10-20 T 0 1. 98 x 10-19 JYou may use a calculator. A 5.0 m portion of wire carries a current of 4.0 A from east to west. It experiences a magnetic field of 6. 0 X 104 T running from north to south. What is the magnitude and direction of the magnetic force on the wire? 0 2. 4 X 102N upward O 1. 2 x 102N downward O 2. 4 X 102N downward O 1.2 X 102N upward Four machines (A-D) push four identical heavy boxes 100 m along a track. According to the graph, which machine pushed with the least force? O Machine A O Machine B O Machine C O Machine D O All pushed with the same force. A B C Power (W) D Velocity (m/s)You may use a calculator. What is the equivalent resistance of a parallel circuit with a 3.0 52 resistor, a 2.5 52 resistor, and 10.0 52 resistor? 0 0.1052 0 0.8352 01.252 0 1652 According to the table shown, which material will transfer the most electrons when rubbed against a rubber rod? O cotton O silk O wool O fur + Increasingly Increasingly positive negative Rubber Cotton Wool Silk FurYou may use a calculator. Which statement best describes the two bar magnets in this image? 0 You cannot tell from the information given. Opposite poles are 0 . facung each other. Like poles are facing 0 each other. You may use a calculator. Two large parallel plates are 2.0 cm apart. The strength of the electric field between them is 100.0 N/C . What is the difference in voltage between the plates? O+20V 02.0V O+2.0V 00V You may use a calculator. A forklift exerts an upward force of 2. 00 x 103 N on a box as it moves the box 5.00 m higher. How much work does the forklift do? 0 1. 00 x 104 J 0 500 J O 0. 00 J 0 1. 00 x 103 JSpeed of Sound Waves in Various Mediums Medium III/S Air (0 C) 331 Air (20 C) 343 Helium (0 C) 972 Water 25" C) 1,493 Seawater (25 C) 1,533 Copper (25" C) 3,560 Iron (25 C) 5,130