<span>There are many indicators for predator presence. Some of them are:
Being able to spot predator marks like scratches or fur.
Being able to feel predator movements.
</span><span>Echo-location </span>For example, moths respond to the echo-location calls from their bat predators; moths drop to the ground once they hear the sound pulse from the bat.
Answer:
1st one is no, i think the second is no
Explanation:
hypothesis is an if-then statement and predictions are made based off the hypothesis
hypothesis ex: "if you get at least 6 hours of sleep, [then] you will get better grades on tests than if you get less sleep."
prediction: "i will get a lower grade if I get 2 hours of sleep than I will if I get 6 hours of sleep"
Hi~~
Human invasive use of outdoor and artificial lightning (AKA light pollution) has made us less able to see the sky and the stars. Light pollution affects our visual abilities to see objects in the sky by altering the colors and contrast of the night-sky, which makes astronomers less able to study the skies.
Answer:
because the snow releases thermal energy from the atmosphere to melt.
Explanation: