Question 1 of 25
Hints left: 3
Q1
What happens to the total energy in an isolated system?
Q2
Which physical quantity is conserved in an elastic collision?
Q3
The acceleration of a freely falling object under gravity is?
Q4
The principle stating that the volume of a gas is directly proportional to its temperature at constant pressure is known as?
Q5
What is the gravitational force between two objects dependent on?
Q6
What is the SI unit of temperature?
Q7
The power of a lens is measured in?
Q8
Which phenomenon causes a straw in a glass of water to appear bent?
Q9
The amount of heat required to convert a unit mass of a substance from solid to liquid at its melting point is called?
Q10
Which device is used to detect electric current in a circuit?
Q11
The energy required to raise the temperature of a substance by one degree Celsius is known as?
Q12
In a magnetic field, the direction of the force on a current-carrying conductor is given by?
Q13
Which lens is used to correct nearsightedness?
Q14
The energy stored in a stretched spring is called?
Q15
In which type of circuit are the components connected one after the other?
Q16
What is the phenomenon where light splits into different colors when passed through a prism?
Q17
Which of the following is NOT a scalar quantity?
Q18
The resistance of a conductor to the flow of current is known as?
Q19
The process by which a liquid changes into a solid is called?
Q20
Which is the unit of energy?
Q21
What happens to the resistance of a conductor as its temperature increases?
Q22
The phenomenon where light bends as it passes through different media is known as?
Q23
In which material does sound travel the fastest?
Q24
The work done is zero when?
Q25
Which color has the highest wavelength in the visible spectrum?