Gravity
What direction does gravity pull objects on Earth?
What is Down.
A push or a pull on an object is called a...
Force
What is the main source of energy for all living things?
The Sun
What is motion?
A change in position.
(Charades -- Teacher discretion on points)
What force causes an apple to fall from a tree?
What is Gravity.
What type of force slows down a rolling ball?
Friction
What type of organism gets energy directly from the Sun?
Plants / Producers
If an object moves a long distance in a short time, it has a lot of...
Speed
Draw a food chain using at least 3 living things!
(Quick Sketch -- Teacher Discretion on Points)
True or False: Gravity only works on Earth.
What is False.
Name one example of a magnetic force.
Magnets pulling or pushing each other.
What do we call a diagram that shows how energy moves from one organism to another?
A Food Chain
What tool can we use to measure how far something moves?
Ruler or measuring tape.
Teamwork (Teacher discretion on points)
Describe what would happen if gravity suddenly disappeared.
Things would float away.
Is gravity a contact or non-contact force?
Non-contact
What happens to energy as it moves up a food chain?
It decreases
What two things do you need to know to describe motion?
Speed and direction.
List 3 forces that affect how a ball rolls.
Push, friction, gravity.
Use evidence to explain why your pencil drops to the ground when you let go.
Gravity pulls objects toward Earth.
Give two examples of contact forces.
Pushing a chair.
Pulling a rope.
Or something similar.
Explain how the sun's energy ends up in a lion.
Example:
Sun --> Grass --> Zebra --> Lion
If two kids race and one finishes in 10 seconds and the other in 15 seconds, who is faster?
The one who finishes in 10 seconds.
Build a model of a food chain with props in the classroom.
Creative teamwork (teacher discretion on points)