The product side of a chemical reaction is shown. → 7Ti2 (SO4) 3 Which number represents a coefficient?

2

3

4

7

From an origin you walk 3 meters east 7 meters west and then 6meters east. where are you now relative to the origin?

The Andromeda galaxy lies about 2.5 million light-years away. To what distances do the angular resolutions of SST (3"), HST (0.05"), and a radio interferometer (0.001") correspond at that distance?

The wavelength of a wave is 2 meters. The frequency of the wave is 2 Hz. What is the speed of the wave?

For a very rough pipe wall the friction factor is constant at high Reynolds numbers. For a length L1 the pressure drop over the length is p1.

As material from the outer envelope of the larger star builds up on the surface of the white dwarf, its temperature and density increase continuously. Under this scenario, what is the first event that will eventually happen?

Projectile motion is an example of what kind of motion

What can change scientific knowledge?

6. What is ductility?

During practice, a baseball player hits a very high fly ball, and then runs in a straight line and catches it. Which had the greatest displacement during the time period from the hitting of the ball to its catching

Why are glass fibers stronger than bulk glass?