According to Ohm’s law, resistance is the ratio of voltage to current.

True or False?

Natural forces that can alter ecosystems include seasons and climate changes. t or f

Which statements about tornadoes are true? check all that apply. (a) about 12,000 tornadoes hit the united states every year. (b) a tornado looks like a funnel. (c) tornadoes are deadly atmospheric storms that cause millions in damages each year. (d) tornadoes can reach wind speeds of more than 300 miles per hour. (e) kansas is the state with the most tornadoes. (f) you will always notice a funnel before a tornado strikes.

Because light travels in a straight line and casts a shadow, isaac newton hypothesized that light is