Melissa wants to see how the size of a bowling ball is affected by gravity. Which of the following would need to stay the same for her investigation to be correct?

Ms. Hahn attached cards to the board using adhesive tape. The next day two of the cards had fallen. Which force acted upon the pictures, causing it to fall?

Ms. Germann was building a crib for her granddaughter. She dropped a box of nails and screws on the floor of the baby's room. How could a magnet be helpful to Ms. Germann?

Owen is in the lake kayaking with friends. How does Owen paddling affect the motion of the boat?

Seth is skateboarding down a ramp what causes him to skate over the half pipe ramp over and over again?

Khloie was riding her bicycle. Which force causes her bicycle to move forward?

Which force helps Zyleer score points during a basketball game?

What keeps the letters, words, and pictures from falling off of Enrique's refrigerator?

If we were to repeat our investigation of moving items on top of a cardboard box with a magnet, which of the following items would move?

In PE you have been rollerblading, which explains why the roller blades roll differently on surfaces such as a wood floor, rubber, carpet, gravel, or rubber?