How much of the earth's animal life exists in the oceans?

40%

60%

80%

99%

On your business card, you position your businesses as "the area's most creative cookery " this phrase is your slogan logo business name parameter

According to the theory of plate tectonics, what drives plate motion? A) Convention currents B) Magnetic reversals C) Volcanic eruptions D) Mid - ocean ridges

Electromagnetic waves are classified as longitudinal waves.

A 8.2 L sample of gas has a pressure of 0.8 atm at a temperature of 259 K. If the temperature increases to 301 K, causing the volume to increase to 11.5 L, what is the new pressure? Round your answer to the nearest tenth.

A star's parallax angle is 0.8. How far away is the star in parsecs? Astronomy

3. In a demonstration learning activity, A. the teacher shows children how something works or how to complete an entire activity. B. each child shows and tells about a favorite toy. C.

A 0.12 kg paper airplane flies in a straight line at a speed of 1.3 m/s. How much kinetic energy does the airplane have?

Each atom is composed of electrons and positive material. The mass of the atom is evenly spread throughout the atom. Neutrons are located in the center of the atom. Positive charge occupies a very small volume in the atom.

A hot-air balloon is ascending at the rate of 14 m/s and is 84 m above the ground when a package is dropped over the side. (a) How long does the package take to reach the ground? (b) With what speed does it hit the ground?

Now assume that the pitcher in Part D throws a 0.145-kgkg baseball parallel to the ground with a speed of 32 m/sm/s in the + x direction. The batter then hits the ball so it goes directly back to the pitcher along the same straight line.