A blank no luster is brutal no conductor be blank shines or do you sleep little semi conductors see blank shines marble good conductor fill in the blank with the proper categories

Flourine is found to undergo 10% radioactivity decay in 366 minutes determine its halflife

According to the tide table below what time of day will the highest tide occur? (2 pt) the highest tide will occur at

Great amounts of electromagnetic energy from our sun and other bodies in space travel through space. which is a logical conclusion about these electromagnetic waves? their energy must be very their frequency must be very low these waves can travel without a medium they only travel through a vacuum of space