There is a great danger for thunderstorms when there are clouds in the sky. (4 points) select one: a. stratus b. cirrus c. few d. cumulus

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

Choose all the answers that apply. our solar system: is in a spiral galaxy no longer includes pluto is made mostly of empty space is in the andromeda galaxy is the only known system that supports life

This is important. 1. which of the following is an si base unit for measuring length? (2 points) inch gram meter mole 2. which of the following units for distance is an si unit? (2 points) centimeter foot inch yard 3. which of the following tools should a scientist use to measure an object in meters? (2 points) electronic balance pan balance tape measure thermometer