What common household substances can turn blue litmus paper red?

In the game of 9-ball, the pool balls are initially placed in a grouping of which shape?

What is subduction current?

You stare at a bright red screen for so long that your red cones become saturated and no longer function. The red screen is then rapidly replaced by a white screen. Immediately afterwards, what color do you see on the screen?

How is refraction different from reflection? A. Refraction occurs only within the same medium B. The light travels at the same speed as before it was C. The angle of refraction is measured from the flat surface rather than from the normal D.

The average density of the body of a fish is 1080 kg/m3. To keep from sinking, the fish increases its volumeby inflating an internal air bladder.

The force that slows down and eventually stops a ball you roll across the pavement is called

The force of friction on an object is dependent on two things. what are they?

Are the backbones of the DNA molecule identical in all living things? A. Yes B. No C. I don't know

An object traveling at a 5.0 m/s east has a mass of 4.0 kg. what is the magnitude of the object's momentum?

Object A and B are 10m apart. Which of the following will cause the greatest increase in gravitational force between the objects? A. Increase the mass of object A. B. Increase the mass of object B. C. Increase the distance between objects A and B. D.