Hypothesis - an educated guess or idea that you can test through an experiment or research., Variable - something that can change or be changed in an experiment., Evidence - information or facts that show whether something is true or not., Buoyancy - the ability of an object to float in water or another liquid., Density - how much mass (stuff) is in a certain amount of space.,

Sink or Float?

印刷
埋め込み

リーダーボード

表示スタイル

オプション

テンプレートを切り替える

自動保存: を復元しますか?