The law of conservation of mass states that in a chemical reaction matter is not created or destroyed true or false

What is the total resistance of the circuit with a 20 ohm and 30 ohm resistance

What effect does the force of gravity have on the vertical velocity of a projectile?

In hydrogen, the transition from level 2 to level 1 has a rest wavelength of 121.6 nm. 1). Find the speed for a star in which this line appears at wavelength 120.4 nm. 2). Find the direction for a star in which this line appears at wavelength 120.

Describe what might happen if Earth's magnetic field continues to lose strength.

To test your FHE brother's claims about his car, you accept his offer of a ride about campus. Not wanting to exceed the speed limit, he claims he can only give a taste of the accelerating ability of his car and not the full proof.

Why is a block of gold is more dense than a block of iron of equal size?

How much work is required to uniformly accelerate a merry-go-round of mass 1490 kg and a radius of 7.80 m from rest to a rotational rate of 1 revolution per 8.33 s? Model the merry-go-round as a solid cylinder (I = ½ MR2).

What percentage of North American adults may be functioning below their potential due to prolonged exposure to stress

Give a example of frequency which an elephant can hear and a tiger cannot hear include a unit in ansawer

Why do you keep moving forward when you slam on the brakes of your bike?