Why different objects kept on a table at room temperature do not exchange heat with table? Answer. Answer: The sense of touch allows us to recognise temperature differences of objects in the same room which we could easily assume should all be at that same room temperature. The temperature of an object is dependant on […]
Which type of collision is most often seen in football?
Which type of collision is most often seen in football? Perfectly inelastic collisions can be analyzed in terms of momentum. When two objects, such as the two football players, collide and move together as one mass, the collision is called a perfectly inelastic collision. What happens when two tennis balls collide? At impact, the cue […]
When the following equation is balanced the coefficient in front of HCl is?
When the following equation is balanced the coefficient in front of HCl is? When the following equation is balanced, the coefficient in front of HCl is: Ba(s) + HCl(aq)→BaCl2(aq) + H2(g) Question 4 options: 6. Which is the balanced equation for S8 O2 → SO2? Search by reactants (S 8, O 2) and by products […]
Which view will always be shown in a multiview drawing?
Which view will always be shown in a multiview drawing? The views projected onto the three planes are shown together in Figure 8.11. The top view is always positioned above and aligned with the front view, and the right side view is always positioned to the right of and aligned with the front view, as […]
What are the 3 functions of the cell wall?
What are the 3 functions of the cell wall? The main functions of the cell wall are to provide structure, support, and protection for the cell. The cell wall in plants is composed mainly of cellulose and contains three layers in many plants. The three layers are the middle lamella, primary cell wall, and secondary […]
Which is the correct expression for Half-Life?
Which is the correct expression for Half-Life? The time required for half of the original population of radioactive atoms to decay is called the half-life. The relationship between the half-life, T1/2, and the decay constant is given by T1/2 = 0.693/λ. What is the half-life for uranium 238? about 4.5 billion years How dangerous is […]
What do you mean by instantaneous speed?
What do you mean by instantaneous speed? Definition: When the speed of an object is constantly changing, the instantaneous speed is the speed of an object at a particular moment (instant) in time. What is instantaneous speed How do you measure for a vehicle? The speedometer of a car reveals information about the instantaneous speed […]
Does the Moon really affect mood?
Does the Moon really affect mood? For the most part, a full moon doesn’t cause people to become more aggressive, violent, anxious, or depressed. There does seem to be a link between the phases of the moon and changes in symptoms of bipolar disorder. Does romance affect periods? 2007; Wlodarski and Dunbar 2013). The results […]
What happens to the two small balloons as you push up the big balloon at the bottom?
What happens to the two small balloons as you push up the big balloon at the bottom? When you pull down the balloon in the bottom, the two small balloons will increased in volume or expand. When the pressure decreases, the surrounding air particle will enter the two balloon and causes it to expand. What […]
What are three things you can do to prevent a fire from occurring in your home?
What are three things you can do to prevent a fire from occurring in your home? Top 10 Tips to Prevent House Fires Test Your Smoke Alarms Regularly. The easiest way to avoid a house fire is by checking your smoke alarms regularly. Inspect All Your Heating Sources. Keep Your Stove and Oven Clean. Don’t […]