Describe what a reactant is

Lina is late to science class and misses the very beginning of notes for the day. These are the notes that Lina did copy down: - Found within galaxies - Have at least 1 star at the center - Have objects orbiting the star - Planets - Moons -

What do an electron and a neutron have in common? O Each particle has a mass of 1 amu. Each particle exists inside an atom. O Each particle has an electrical charge. O Each particle is located in the nucleus.

What is the mass of a man running at 3.82 m/s if he has a kinetic energy of 879.9 J?

What TWO properties of force can be shown using a force arrow?

What 3 things make up an atom?

A bomb initially at rest on a smooth, horizontal surface is exploded into three pieces. Two pieces fly off at 90o to each other, a 2.0 kg piece at 20 m/s and a 3.0 kg piece at 12 m/s. The third piece flies off at 30 m/s.

Hubble measured the velocity of the movement of galaxies by using

Force is measured in newtons. A newton is based on base units in the metric system. What is a newton equal to in terms of units of mass and acceleration

Why is the world a globe not a cube or pyramid?

2. What other physical quantity might be more important to weightlifters than how much actual work they do?