An object travels a distance of 10m in 2 seconds. What is it's speed?
5m/ second
100
If an object is not moving. Then all the forces acting on it must be ____________
Balanced
100
A very large lion
A fat cat
200
What distance does the person cover in the first 40 seconds?
160m
200
What is the innermost layer of the Earth called?
The inner core
200
To calculate speed you must know distance and time. To calculate velocity you must know which three things?
Distance, time and direction
200
A force is a __________________?
Push or Pull
200
An unhappy father
A mad dad
300
What is the displacement in the first 40 seconds?
40m (west) (south) (down) (negative direction)
300
What layer of the Earth is the least dense?
The crust
300
If a hunter shoots an arrow at 50m/s and the arrow travels for 5 seconds before it hits a deer. How far away was the deer?
10m
300
What is the net force on an object that is being pushed left with a force of 50N and right with a force of 10N
Left 40N
300
A lengthy tune
What is a long song
400
What is the velocity of the person between 20 and 40 seconds
4m/s West Negative South
400
The asthenosphere is found in what layer of the earth?
Upper Mantle
400
If a baseball player throws a ball straight upwards at a speed of 4m/s and then falls back down at a speed of 3m/s into the players hand, what is the average velocity of the ball?
0m/s
400
When you jump you fall back to earth because of this force
Gravity
400
A light red beverage
A pink drink
500
During what time is the person not moving? We would say the line has a __________ slope
Between 10-15 seconds they have a zero slope
500
The lithosphere is made of what two layers of the earth
Crust and Upper Mantle
500
If a runner runs 300m in 20 seconds, what is his displacement?
-5m/s
500
When a car drives along a road the tires get really hot, this is an example of what sort of force/