The process in which the nucleus of an atom splits into two lighter atoms, releasing a large amount of energy, is nuclear __ Fusion Fission Radiation Energy
Respond to the following based on your reading. 6. Stars are classified according to their temperature and luminosity. Using the Hertzsprung-Russel diagram compare and contrast white dwarfs with super giants. square
Which type of energy is associated with motion? electrical kinetic potential chemical
Heat can be transferred in at least 3 ways. Which is NOT a way that heat can be transferred? Conduction Reflection Radiation Convection
Which is not a form of ionizing radiation? ultraviolet light gamma rays D X-rays infrared light
Respond to the following based on your reading. 6. Briefly explain why the moon doesn't have an atmosphere or plate tectonic activity. square
Which of the following photons has the highest energy? a) a photon with lambda =647nm b) a photon with lambda =633pm c) a photon with lambda =1.064mu m d) a photon with v=1.55times 10^15Hz e) a photon with v=5.83times 10^14Hz
Complete the following statement: In Charles's law the volume of a gas __ when the __ decreases. increases pressure decreases,temperature increases,temperature increases quantity of gas decreases,pressure
A radioactive isotope has a half-life of 1 billion years. A rock originally contained 50 grams of radioactive isotope, and now contains 6.25 grams. Approximately how many years old is the rock? 125,000 years 2 billion years 3 billon years 125 million years 8 billion years
Your vehicle must have a horn which can be heard from a distance of __ feet. 400 500 200 300
Convert 810 mmHg to kPa. 6.16E5 kPa 760 kPa 1.14 kPa 107.9 kPa
Which one is Newton's second law of motion? The acceleration of an object as produced by a net force is directly proportional to the magnitude of the net force, in the same direction as the net force, and inversely proportional to the mass of the object. The acceleration of an object as produced by a net force is inversely proportional to the magnitude of the net force, in the same direction as the net force, and directly proportional to the mass of the object. $F=\frac {m}{a}(\frac {m}{s^{2}})$ $F=\frac {a}{m}(N)$
What is the best estimale of the mass of a cupcoke? A 80 pounds 80 grams C 80 tons kiloaroms
Describe how voltage, current and resistance behave in a parallel circuit. Edit View Insert Format Tools Table $\square $
A lead ball has a mass of 55 .0 grams and a density of $11.4g/cm^{3}$ What is the volume of the ball? 4.82 mL 0.207 L 4.82 L 0.207 mL none of the above
Question 3. Three unmarked bar magnets are tested in pairs at their ends. The following observations are made: - Magnet A and Magnet B attract each other. - Magnet A and Magnet C repel each other. - Magnet B and Magnet C repel each other. Which of the following statements can be determined from these results alone? A. Magnets A and B have like poles near each other. B. Magnets A and C have like poles near each other. C. Magnets B and C have unlike poles near each other. D. All three magnets have the same pole at one end.
black holes? Gravity Normal Friction Applied What do we call the center of a black hole? Accretion Disc Event Horizon Singularity Black Point What force of physics causes nebulas to turn into stars, and later stars into 1 point 1 point
How was viscosity measured in the "Viscosity" lab? directly with a spring scale directly with a viscosity meter indirectly by measuring the distance a liquid flowed in a given time indirectly by measuring the volume of honey
You're driving down a highway late one night at $20m/s$ when a deer steps onto the road 35 m in front of you. Your reaction time before stepping on the breaks is 0.50 s, and the maximum deceleration of your car is $10m/s^{2}$ How much distance is between you and the deer when you come to a stop? 10 m Om 5.0 m 35 m 30 m
Match the items. a. Disturbance moves perpendicular to the direction of the wave b. Ocean Wave c. Sound d. Light e. Disturbance moves in the same direction as the wave 1. Surface Wave 2. Mechanical Wave 3. Electromagnetic Wave 4. Longitudinal Wave 5. Transverse Wave
