How much electricity does it take to kill a human being? 0.1 amps 0.2 amps 0.5 volts 1.0 volts
How do dying stars contribute to the formation of planets? A. They emit helium gas that attaches to nearby planets. B. They remove low-mass elements from the planets crust. C. They cause nuclear fusion inside the inner core of planets. D. They produce heavy elements such as iron and gold.
__ is the measure of the quantity of matter. Mass Weight Density Volume
1. You can reduce the forces on you and your car during an unavoidable crash if you are able to redirect your path toward objects such as __ A. I trees, concrete enbankment, wall B. bushes, snow, soft dirt
What does the mass defect measure? A. The energy required to make a reaction happen B. The difference in mass between protons and neutrons C. The energy required to form a nucleus from its parts D. The mass of particles created in a nuclear reaction
The natural force that pulls vehicles towards the road is __ C gravity centripetal force friction
Not including thinking distance, lawful brakes must stop a car at 20 miles per hour within how many feet? 25 feet 10 feet 30 feet 20 feet
How is it possible to produce a magnetic field around a non -magnetic wire? How can the orientation of the lines of force in that magnetic field be determined? square
Calculate the energy of a red light photon with a frequency of 5.00times 10^14
Multiple Choice Question Which class is a lever with the effort between the fulcrum and the resistance? Third Second First
Fire the catapult at the lowest cup position What is the distance achieved? About 635 About 357
If Jerome is swinging on a rope and transferring energy from gravitational potential energy to kinetic energy, what is being done? compression work radiation energy creation
Which word or phrase best describes entropy? disorder order kinetic energy force
What are most semiconductors made from? aluminum copper iron silicon
At which temperature does all molecular motion stop? OR $0^{\circ }C$ OK $0^{\circ }F$
Which statement about the volume and pressure of a gas is the most accurate? Volume of a gas is directly proportional to pressure of that gas in any container. Volume of a gas is inversely proportional to pressure of that gas in any container. Volume of a gas is always greater than pressure of that gas in any container. Volume of a gas is equal to pressure of that gas in any container.
CER: Make a claim about which type of material (dark or light)increases in temperature more when exposed to light energy Use evidence and scientific reasoning from class to support your answer. Your answer
In a transverse wave the wavelength can be measured as the distance between two adjacent compressions. TRUE FALSE
The slope of a linear velocity vs time graph tells us the __ of the object. displacement velocity speed acceleration
What is the first nucleus of an atom shown as? a fuzzy cloud a mass of protons and neutrons a solid mass surrounded by electrons a mass of protons
