If a conductor wire gets heated. What happens with its resistance?

which of the following objects can you use to roughly visualize a length of 1 meter ? the length of an ant on a sidewalk? the length of a 2 liter bottle of soda pop? the height of a kitchen counter? the length of a football field?

How to calculate orbital period with perihelion and aphelion?

A 4400 W motor is used to do work. If the motor is used for 200 s, how much work could it do? (Power: P = W/t) 22 J 4200 J 4600 J 880,000

What do safety features in a car do to protect us in a collision

How does an emerging idea differ from scientific consensus? An emerging idea has not been tested repeatedly. An emerging idea has been published in scientific journals. An emerging idea cannot become a scientific theory or law.

Consider the incomplete equation below Superscript 4 subscript 2 upper H e plus superscript 4 subscript 2 upper H e right arrow question mark.

When the temperature of a gas decreases at constant volume, its a. pressure increases. b. mass increases. c. pressure decreases. d. particles move faster.

A 12-V battery is connected to an air-filled capacitor that consists of two parallel plates, each plate has an area of 7.60 cm2 . The separation between the plates of the capacitor is d = 0.30 cm.

Why do you believe knowing how elements and compounds react together Is essential In every day matters?

A bullet with a mass 2.25g is fired up into the air with a velocity of 187.5 m/s. What is the maximum height of the bullet