Answer:
Matter is a physical substance in general,distinct from mind and spirit
Matter are those things that occupies space and possesses rest mass , especially as distinct from energy
One calorie is equal to approximately 4.2 joules.
<span>To a bystander, which property of a sound wave changes due to the Doppler? D. Frequency
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Answer:
Object 1 = Moving Towards Earth
Object 2 = Moving Away From Earth
Object 3 = Moving Towards Earth
Explanation:
When you look at emission spectras, look at where the observed lines are in comparison to the element (stationary) lines. Ones that have observed lines closer to the left are moving towards you and ones with observed lines closer to the right are moving away from you.
Isotopes.
ISO means equal
Topo means position
Are substances that occupy the same position in the periodic table becomes they have the same number of protons but they differ on the number of neutrons and in consequence they have different mass