A substance with a pH of 13.0 will

A. change red litmus paper to blue.

B. change blue litmus paper to red.

C. not change red or blue litmus paper.

D. not be testable using litmus paper.

Ultraviolet radiation increases the likelihood of a cell becoming malignant primarily because UV radiation a. breaks DNA into fragments. b. causes DNA damage that leads to mutations. c. makes RNA polymerase more error-prone. d.

What color dose red cabbage jusice turn into when its mixed with white vinegar

The leaning tower of Pisa is about 56 meters tall. A ball released from the top takes 3.4 seconds to reach the ground. The final velocity of the ball before it hits the ground is 33 meters/second.

How does the nervous system allow you to run

Which of the following is an example of a decomposition reaction? a. photosynthesis b. digestion c. polymerization d. exchange of ions between two compounds

If the mass of a material is 49 grams and the volume of the material is 10 cm^3, what would the density of the material be?

What did you notice about crossing two heterozygous genotype?

A toll booth on a turnpike is open from 8:00 AM until midnight. Vehicles start arriving at 7:45 AM at a uniform rate of 6 veh/min. At 8:15 AM the rate drops to 2 veh/min.

A tornado lifts a truck 252 m above the ground. As the storm continues, the tornado throws the truck horizontally. It lands 560 m away from where it was picked up.

The force of attraction between 2 objects is called gravity. Why do you think that an object, like your notebook, pulled towards you? Explain your reasoning. I don't need the answer I just don't understand what this question is asking.