Front

Which problem is being solved by the use of a magnet in a crane picking up pieces of iron?

Back

how to move heavy pieces of iron

Front

Which picture shows a push?

Back

Front

The pictures show objects that are charged and objects that are not charged. Which picture shows two objects with the same charge?

Back

Front

Jake hangs two balloons from a desk so that they are close together but not touching. Jake rubs one balloon with a wool cloth. He does nothing to the other balloon. What happens when he lets go of the balloons?

Back

They touch one another and stick together

Front

Which of these is an example of balanced forces?

• a book falling from a desk
• a computer sitting on a table
• a marble rolling down a ramp
• a car slowing down at a stop sign

Back

a computer sitting on a table

Front

What are the charges on the balloons when Aisha placed two balloons next to each other?

Back

One is positive and one is negative.

Front

Which object is most likely attracted to a magnet?

Back

Front

Which object does a magnet attract? Options: paper, steel nails, plastic bottle, rubber bands

Back

steel nails

Front

How should Mary attach the game pieces to the metal game board so they stay on without falling off and are easy to remove?

Back

magnets

Front

What happens if you put the same poles of two magnets together?

Back

The magnets repel each other.