NS PHYSICS - UNIT 1 TEST
star
star
star
star
star
Last updated about 2 years ago
34 questions
Required
1
What property distinguishes a conductor from an insulator?
What property distinguishes a conductor from an insulator?
Required
1
What occurs to electrons in conductors when heated?
What occurs to electrons in conductors when heated?
Required
1
What types of materials are typically good electrical conductors?
What types of materials are typically good electrical conductors?
Required
1
Which of the following materials would best conduct electricity?
Which of the following materials would best conduct electricity?
Required
1
What is an extensive property in physics?
What is an extensive property in physics?
Required
1
Which of the following properties is extensive?
Which of the following properties is extensive?
Required
1
What leads to an increase of an extensive property?
What leads to an increase of an extensive property?
Required
1
Which of the following is considered an extensive property in physics?
Which of the following is considered an extensive property in physics?
Required
1
What makes an intensive property different from an extensive property?
What makes an intensive property different from an extensive property?
Required
1
Which of the following is an intensive property of matter?
Which of the following is an intensive property of matter?
Required
1
Which of the following is considered an intensive property?
Which of the following is considered an intensive property?
Required
1
Which of the following is an example of an intensive property?
Which of the following is an example of an intensive property?
Required
1
What will most likely happen when malleable material is hammered?
What will most likely happen when malleable material is hammered?
1
Which property allows metals to be pulled into wires without breaking?
Which property allows metals to be pulled into wires without breaking?
Required
1
Which of the following substances is both malleable and ductile?
Which of the following substances is both malleable and ductile?
Required
1
Which type of materials are more malleable?
Which type of materials are more malleable?
Required
1
In the context of energy transformations, how does an exothermic process behave?
In the context of energy transformations, how does an exothermic process behave?
Required
1
What process results in an exothermic reaction?
What process results in an exothermic reaction?
Required
1
What happens in an exothermic reaction?
What happens in an exothermic reaction?
Required
1
What happens to energy in exothermic reactions?
What happens to energy in exothermic reactions?
Required
1
What occurs to energy during an endothermic reaction?
What occurs to energy during an endothermic reaction?
Required
1
What happens to activation energy in endothermic reactions?
What happens to activation energy in endothermic reactions?
Required
1
What represents an endothermic phase change?
What represents an endothermic phase change?
Required
1
Under constant pressure, if a reaction absorbs heat, it is...
Under constant pressure, if a reaction absorbs heat, it is...
Required
1
What happens to an object's acceleration when the force applied to it increases, but its mass stays the same?
What happens to an object's acceleration when the force applied to it increases, but its mass stays the same?
Required
1
If a 50 kg object is accelerated at 5 m/s^2, what is the force acting on the object?
If a 50 kg object is accelerated at 5 m/s^2, what is the force acting on the object?
Required
1
Newton's 2nd law of motion states that acceleration is directly proportional to net force. What does this mean?
Newton's 2nd law of motion states that acceleration is directly proportional to net force. What does this mean?
Required
1
If the force acting on an object is doubled, what will happen to the acceleration (assuming mass remains constant)?
If the force acting on an object is doubled, what will happen to the acceleration (assuming mass remains constant)?
Required
1
An object starts at rest and accelerates at 5m/s² for 10 seconds. What is its final speed?
An object starts at rest and accelerates at 5m/s² for 10 seconds. What is its final speed?
Required
1
What represents the unit of acceleration in physics?
What represents the unit of acceleration in physics?
Required
1
What is the unit of force in the International System?
What is the unit of force in the International System?
Required
1
In the formula F=ma, what does 'F' stand for?
In the formula F=ma, what does 'F' stand for?
Required
1
A force is a vector quantity. What does this mean?
A force is a vector quantity. What does this mean?
Required
1
What occurs when an object is not moving?
What occurs when an object is not moving?