Speed and acceleration
Is speed a vector or scalar quantity?
Scalar
What is inertia?
Inertia is the tendency an object to resist any change in its current state of motion
According to the myschools website - does dripstone have more boys or girls?
Boys
What does the acronym "GOAT" stand for in internet slang?
Greatest of all time
Naya travels 20km to school on the bus. She travels 20km home again at the end of the day. At the end of the day, what is her distance and displacement?
40km - distance
0km - displacement
If a rabbit was hopping left and travelled 20m in 4 seconds, what would its velocity be?
5m/s left
Why might something with a big mass need more force to get it moving? Reference one of newton's laws
because of newton's second law. f=ma. So bigger mass = bigger force
Which element is the most abundant in the Earth's atmosphere
Nitrogen
Where would you find the smallest bone in the human body?
Ear
What does a flat horizontal line on a distance-time graph tell us?
The object is stationary
If a helicopter goes from stationary to 30m/s over 120 second, what is its acceleration?
0.25m/s2
If I press my laptop keys down with 10N of force, what force will they give? in what direction
10N up
The FIFA world cup this year has 3 host countries. Name 2 of them
US, Canada, Mexico
According to myschools - how many teachers do we have at this school.
a) 43
b) 51
c) 60
d) 64
43
The gradient on a distance-time graph tells us what?
The speed
A curlew goes from 33m/s to 11m/s over 22 seconds. What is its acceleration?
-1m/22
Malakai is kicking a football with 1000N of force and it has a mass of 0.4kg. What is its acceleration?
2500 m/s2
Which rappers name is Aubrey?
Drake
In Australia, what animal is most likely to kill you?
Horse
What does the gradient on a speed-time graph tell us?
Acceleration
Compare vector and scalar quantities and give an example of each
vector - has size and direction. eg. displacement
A crocodile weighs 800kg. It moves from 0 m/2 to 40 m/s over 20 seconds. What is its force?
1600N
Which country currently features a shipwreck on its national flag
Bermuda
What are the 5 types of vertebrate?
Fish, mammals, amphibians, birds, reptiles
If a speed-time graph has a downwards slope, what do we know about the object?
It's slowing down