Could a mixture be made only element and no compounds

Which best offense of relationship between speed and velocity speed is velocity what displacement velocity and speed with displacement Spee is based on a specific direction Velocity isis based on displacement

If a gas pressure gauge reads 15 mm hg, what is the pressure in atmospheres?

Will upvote Objects with greater mass tend to fall faster on Earth than objects that are less massive, because of air resistance. A. True B. False

If the color red has a wavelength of 7.0 107 m. its frequency is 4.3-1014 5.0.1014 5.2.1094 7.5-1014

Which type of friction is best described as the force between objects that are moving?

How does being on the moon effect gravitational field strength

Trisha is cold and puts on a sweater. in a few minutes she feels warmer why

What is the critical angle for light traveling inside the rod?

A 0.18-kg ball on a stick is whirled on a vertical circle at a constant speed. When the ball is at the three o'clock position, the stick's tension is 19 N.

Explain Newton's third law in your own words.