Unit 2 Playground Forces

During a fun day at the Playground, Mark and Henry, who are about the same size, decide to have a tug-of-war. They pull on both ends of the rope and the rope moves toward Mark. Which statement is true? 

• Mark and Henry are applying the same amount of force.

• Mark is applying more force than Henry

• Henry is applying more force than Mark

• The rope is not experiencing any force

Which of the following is an example of an unbalanced force in a playground scenario?

• a child standing in the middle of the playground

• a child leaning against a playground wall

• a child sitting on a swing

• a child pushing a swing across the playground

Two kids are playing in a playground with balls. Both kids kick their balls on the playground at the same time. One ball moves twice as far as the other. What could explain this? 

• The kid with the ball that moved the furthest applied the same amount of force as the other kid.

• The kid with the ball that moved the furthest applied less force than the other kid.

• The kid with the ball that moved the furthest applied more force than the other kid.

• Nothing was different.

Two kids were playing with their toy cars in the playground. The first kid rolled his toy car down a tall slide and the second kid rolled his toy car down a short slide. Which kid's car accelerated or rolled faster?

• The kid with the shorter slide rolled faster.

• The kid with the taller slide rolled faster.

• The cars did not roll.

• The cars rolled at the same speed.

Ben and Drew are playing tug-of-war in the playground. If Ben is larger than Drew, which direction will the rope move?

• The rope will move toward Drew because he is smaller.

• The rope will move toward Ben because he has greater force.

• The rope will not move.

• The rope will move up.

While playing in the playground, Mr. Smith's son's toy car ran out of battery. He had to push his toy car to the charging station. When he pushes, what changes about the toy car?

• the size of the toy car

• the length of the toy car

• the position of the toy car

• the color of the toy car

Playground is organizing a fun science event. Lucy, a participant, is given a magnet. She is asked to test the strength of the magnet in a creative way. Which of the following could Lucy do to test the magnet strength in the playground?

• Lucy could throw the magnet towards the swing and record how long it stays in the air.

• Lucy could shine a flashlight on her magnet near the slide and see how much light reflects off the magnet.

• Lucy could tap her magnet on the park bench and count the vibrations.

• Lucy could place her magnet on a pile of paper clips near the sandbox and see how many paperclips stick to her magnet.

During a fun day at the playground, Bella finds several objects on the ground. She picks up an eraser, iron screw, plastic button, and paper clip. She then uses a magnet from her science kit to see which items will be attracted to it. Which items will the magnet attract?

• the button and the eraser

• the paper clip and the eraser

• the button and the screw

• the iron screw and the paperclip

A kid is playing in the playground with two magnets. He places the magnets beside each other with the north pole of one magnet facing the north pole of the other magnet. What will happen?

• The magnets will attract each other.

• The magnets will repel each other.

• The magnets will explode.

• The magnets will change colors.

Imagine you are in a playground and you have some magnets and a battery. If you combine them, you can create a powerful magnet called ____.

• electromagnet

• neutronmagnet

• silver magnets

• dollar magnets