What gas turns limewater milky? Carbon Dioxide Gas When you add water to Sulphur dioxide and put a blue litmus paper in a why does it turn red? Answer: Sulphur dioxide reacts to the addition of water, becoming acidic, that is an acid solution. It is then correctly names sulphuric acid. It will change the […]
What creates new molecules?
What creates new molecules? Within individual organisms, food moves through a series of chemical reactions in which it is broken down and rearranged to form new molecules, to support growth, or to release energy. Which molecules contain the most stored energy? Two of the most important energy-carrying molecules are glucose and ATP (adenosine triphosphate). What […]
Which two colors have the widest range in value on the color wheel?
Which two colors have the widest range in value on the color wheel? Violet and Yellow=wide value range, Orange and Blue=widest range in temperature, Red and Green=extreme agitation side by side. What color is a good contrast to blue? Light blue looks great with yellow and shades of pink. Royal blue looks great with bold […]
How often does AC current change direction?
How often does AC current change direction? 60 times a second What is the use of reverse current? For constant temperatures, the reverse current is almost constant although the applied reverse voltage is increased up to a certain limit. Hence, it is also called reverse saturation current. The term is particularly applicable to mostly semiconductor […]
Why do we perform experiment?
Why do we perform experiment? An experiment is a procedure carried out to support, refute, or validate a hypothesis. Experiments provide insight into cause-and-effect by demonstrating what outcome occurs when a particular factor is manipulated. There also exists natural experimental studies. How can you improve the quality of data in an experiment? You can increase […]
What temperature does cooked food need to be stored at?
What temperature does cooked food need to be stored at? 40° F At what temperature does meat spoil? 40 degrees Will milk go bad at 50 degrees? Sarah Downs, RD: “Milk should never be left out at room temperature. If stored above 40° F, milk will begin to develop signs of spoilage, including sour odor, […]
Does VAB mean VA-VB?
Are the base angles of an isosceles trapezoid congruent?
Are the base angles of an isosceles trapezoid congruent? Base Angles in Isosceles Trapezoids The two angles along the same base in an isosceles triangle will be congruent. Thus, this creates two pairs of congruent angles—one pair along each base. The base angles of an isosceles trapezoid are congruent. What are base angles of an […]
How do you comfort someone about their weight?
How do you comfort someone about their weight? What to say when a friend is struggling with her weight Respect how she feels. Studies show that the farther one gets from a perceived ideal weight, the greater the feelings of shame. Focus on the rewards. Losing the weight is only half of the battle; you […]
Is there an app to rate your attractiveness?
Is there an app to rate your attractiveness? Ugly Meter, an app that rates users’ attractiveness, recently shot up to the top of the list in the iPhone app store, just behind Angry Birds. Apps such as Ugly Meter, Beauty Meter, and Face Meter scan a user’s face and measure the proportions and placement of […]