Movement is measured by speed.
How is speed calculated?
Distance divided by time
Two wagons sitting on a flat road, one empty and one filled with rocks, are pushed at the same time with the same force. Which wagon will move the furthest and why?
The wagon that is empty will move the furthest.
Because the more mass an object has, the more force it will need to move.
What force slows objects down when they rub against one another?
Friction
A duck flies 60 meters in 10 seconds and a blue jay flies 32 meters in 4 seconds. Which one has the fastest speed?
Blue Jay
What travels in a straight line and can move through solids, liquids, gases, and empty space?
Light
Objects that vibrate slowly produce ________ pitches; objects that vibrate quickly produce _______ pitches.
slowly = low pitches
quickly = high pitches
What type of consumer eats plants?
Herbivore
What type of consumers eats both plants and animals?
Omnivore
What type of consumer eats only other animals?
Carnivore
