Which factors affect the resistance of a material? Check all that apply.

length

currer

thickness

temperature

voltage

Calculate the orbital period for Jupiter's moon Io, which orbits 4.22*105km from the planet's center (M=1.9*1027kg).

What is 2.0 ft * 4 ft, to the correct number of significant figures?

Celina has a water sample that's contaminated with salt and microorganisms. Which two methods could she use to purify the water?

A flat, 193 193 ‑turn, current‑carrying loop is immersed in a uniform magnetic field. The area of the loop is 4.55 cm 2 4.55 cm2 and the angle between its magnetic dipole moment and the field is 59.1 ∘. 59.1∘.

All of the bones in your body, with the exception of the hyoid joint in the neck, form a joint with another bone. True or False?

Describe a situation when you might travel at a high velocity but with lo acceleration

Work occurs when A. an applied force results in movement of an object in the same direction as the applied force B. an object is subjected to balanced forces resulting in movement of the object C.

A 160 kilogram cannon fires a 30 kilogram cannonball with a speed of 45 m/s at an angle of 30 degrees with the horizontal. In what direction and at what speed does the cannon recoil?

A student uses an indicator to measure the pH of a solution. The indicator shows a pH of 7. What must be true of this solution? The solution contains neither hydronium ions nor hydroxide ions.

What is the purpose of a valve?