Science 9 week review

Which kind of force allows machines to pick up metal?​

• 1. Gravity​

• Magnetism

• Object

• Movement

Why is it better to build a tower with craft sticks than cotton balls?​

• craft sticks are firm, made of wood, sturdy

• cotton balls are soft, fluffy, land ight.

• craft sticks are not strong

• cotton balls are strong and sturdy

What is an example of condensation?​

• 1. Pan full of water on a hot stove​

• 1. Ice melting on the sidewalk​

• 1. Tree covered in snow​

• 1. Water droplets forming on ice water cup​

Which item will take the shape of its container?​

​

• 1. Milk in a carton​

• 1. A cookie in a jar

• 1. Frozen peas in a bag​

• 1. Crayon in a box​

Which of the following objects will be attracted by a magnet? Choose TWO.​

• 1. Metal paper clip​

• 1. Paper playing card​

• 1. Iron nail​

• 1. Glass marble​

• 1. Rubber band​

A girl put a pot of water on the stove and turned it on. After 6 minutes, the water was boiling. ​

Describe the changes in the state of matter. Explain why they occurred. ​

Which material is better to use to build a skate ramp?​

• 1. Plastic because it is clear (see through)​

• 1. Wood because it is smooth​

• 1. Soil because it is soft​

• 1. Rocks because they are bumpy​

Which is NOT an example of gravity?​

• 1. Leaves falling from trees​

• 1. Water falling off a cliff​

• 1. Riding a bicycle​

• 1. Ball rolling down a hill​

Which will MOST likely happen when the marble hits the wall?​

• It will travel at the same speed

• It will stop moving

• It will move faster

• 1. It will travel in a different direction.​

Predict what will happen if the two students were using the same amount of force in a game of tug of war, then the BOY increased his amount of force.