What other evidence must be taken into consideration in addition to DNA evidence? Along with DNA evidence, fingerprints, physical evidence (objects) and witnesses must be taken into consideration. What do investigators need to be aware of when using PCR and DNA as evidence? Because a new DNA technology called “PCR” replicates or copies DNA in […]
How do you calculate apparent brightness?
How do you calculate apparent brightness? Apparent brightness is thus measured in watts per square meter. For instance, the apparent brightness of the Sun is b = 1370 watts/meter2. That is, if you had a perfectly efficient solar panel one meter on a side, if you held it perpendicular to the Sun’s rays, it would […]
How many miles is a 2 hour walk?
What are the assumptions of the production possibility curve?
What are the assumptions of the production possibility curve? The basic assumptions of production possibility curve are: The resources are given and remain constant. The technology used in the production process remains constant. The resources and technology are fully and efficiently utilized. The technique of production remains constant. What does point B represent? all of […]
What process turns a gas into a liquid?
What process turns a gas into a liquid? When a gas changes into a liquid, it is called condensation. When a gas changes into a solid, it is called deposition . When a liquid changes into gas, it is called evaporation. Phase changes are usually caused by changes in temperature or pressure. What are the […]
What is the earth water layer called?
What is the earth water layer called? Hydrosphere Which layer of the Earth is the hottest? inner core Is there an ocean deep inside the Earth? The finding, published in Science, suggests that a reservoir of water is hidden in the Earth’s mantle, more than 400 miles below the surface. It extends deep into the […]
What 3 things can happen to energy in physics?
What 3 things can happen to energy in physics? Energy moves and changes form. Three more ways energy can be transferred are through light, sound, and heat. How do you introduce energy? Introduce the students to the word energy. Demonstrate some examples by having a student run, turn on a light, make a sound, or […]
When a skier skis down a hill?
What are the basic elements of a pneumatic system?
What are the basic elements of a pneumatic system? Pneumatic machines need five basic components to make, store, control, move, and use compressed air: A compressor—makes air. A reservoir (or receiver)—stores air. One or more valves—control air. A circuit—moves air between the other components. An actuator or motor—uses air to do something. What is an […]
What are rude questions to ask?
What are rude questions to ask? However, there are times that we have been asked questions that are not only impolite, but rude and hurtful….15 Rude Questions People Need to Stop Asking, Like RIGHT NOW! OMG! When are you getting married? What!!! How much money do you make? How old are you? Not working? What […]