State the equation which links force, mass, and acceleration.
State the relationship between the mass of an object and its acceleration at a constant force.
Define resultant force.
State the independent, dependent, and one reasonable control variable in an experiment to investigate how the height a ball is dropped from affects its final velocity.
Calculate the weight of an object on Earth that has a mass of 30kg.
Explain which a diagram why an object moving in a circle at a constant speed is accelerating.
Define inertia.
Define ‘state of motion.’
What is inertial mass a measure of?
Define inertial mass.
Give the equation for inertial mass.
Define inertia.
Define ‘state of motion.’
What is inertial mass a measure of?
Define inertial mass.
Give the equation for inertial mass.
1.Which of the following is requires the most force to accelerate at a rate of 10 m/s2
2. The ratio of force over acceleration is the ...?
3. What are the units for mass?
4. A force of 50 newtons is exerted on four objects. Which has the smallest mass, if the acceleration of each object is as follows.
Explain why the person on the bike continues moving forwards.
Inertia is the…
The resultant force is applied to the… but not the…
Therefore….
Key words to include:
inertia tendency resultant force
state of motion inertial mass
Explain why the coin falls in the glass.
A resultant force of 220 N was required to decelerate a motorcyclist at a rate of 0.5m/s2. Calculate the inertial mass
1. Answer the question “Explain, in terms of inertia, why it is important for passengers to wear seatbelt.” (4 marks)
2. When the car applied their emergency brakes, the passenger decelerated at 0.25m/s2. The seatbelt applied a resultant force of 330 N. Calculate the inertial mass of the passenger. You must show all of your working. (3 marks)
1.Give the units for inertial mass.
2.State which of the following would accelerate the most easily: a feather, a golf ball, a bowling ball,
3.Which of the above has the greatest inertia?
4.Give the units for force.
5.Give the units for mass.