Which two options describe physical properties of matter? A.
Whether a substance can be burned
B.
Whether a substance floats or sinks in water
C.
The temperature at which a substance boil
D.
The ability of a substance to combine with other substances
E.
Whether a substance tarnishes

Complete the sentence to describe the law of conservation of energy. the law of conservation of energy states that energy cannot be created or , but it can be

Samir watches a 100-minute movie on his spaceship. maria's spaceshipe flies in the same direction as samir's spaceship but she observes his move to last 125 minutes and his spaceship to be 40 m long. how long does samir observe his own spaceship to be? according to an observer on earth, planet x is stationary. maria and samir depart earth on their spaceships at the same time, each flying at 0.5c. maria flies toward planet x and samir flies in the opposite direction. according to maria, her voyage to planet x takes 9 years. how many years does marias voyage take according to samir?

Which body part transports oxygen removes waste materials in carries nutrients to the body as part of the circulatory system