Forces

Question 1

What is the speed of gravity

Answer 1

9.81 m/s2

Question 2

What is braking distance

Answer 2

The length the car travels after the brakes are applied

Question 3

What is braking force

Answer 3

The measure of break power

Question 4

What is thinking distance

Answer 4

How far the car travels before the breaks are applied

Question 5

What is the equation for velocity

Answer 5

V=u+at

Question 6

What is inertial mass

Answer 6

The ratio of force to acceleration

Question 7

What is the thermal store of energy

Answer 7

Hot things

Question 8

What is the kinetic store of energy

Answer 8

Moving objects

Question 9

What is the chemical store of energy

Answer 9

Inside chemical bonds

Question 10

What is the gravitational potential energy store of energy

Answer 10

Any object of the floor

Question 11

What is the mechanical pathway

Answer 11

When a force is involved in changing the store of energy

Question 12

Give an example of something that is non-efficient

Answer 12

Humans

Question 13

Give an example of something that is efficient

Answer 13

Energy efficient fridge

Question 14

What is the work done equation

Answer 14

W=fs

Question 15

What is the law of the conservation of energy

Answer 15

Energy cannot be destroyed or created

Question 16

What is momentum

Answer 16

A property of a moving object which depends on the mass of the objects and how fast its moving

Question 17

How do you calculate momentum

Answer 17

P=mv
P- momentum (kg.m/s)
M- mass (kg)
V- velocity(m/s)

Question 18

What is newtons 2nd law

Answer 18

Force is directly proportional to acceleration