Fact 1: Sonar is used to find the location of an object. Fact 2: Submarines use sonar to find objects under the water, including other submarines. Given the two facts above, answer the question "What can sonar be used to find?" with the following options: - animals - coastlines - waves - rays or beams - submarines - water - tsunamis - patch reefs
submarines

(Question)
Fact 1: High pressure systems cause clear weather. Fact 2: High barometric pressure indicates clear weather. Given the two facts above, answer the question "What causes clear weather?" with the following options: - our nearest star - electromagnetic energy - looseness of dirt or compost - Animal survival - The area was once underwater - evaporation - barometric pressure - windpower operated machines
(Answer)
barometric pressure

Ques: Fact 1: Astronauts require preserved food for extended flights. Fact 2: Food has been irradiated for our astronauts for over 30 years. Given the two facts above, answer the question "what food is required for space travel?" with the following options: - hydration - humans - Energy. - irradiated - heat energy - nutrients - Proteins - survival
Ans: irradiated

(Q).
Fact 1: Carpooling decreases the amount of cars used to travel to a place. Fact 2: Arrange carpools to conserve fuel. Given the two facts above, answer the question "Decreasing what during travel likely conserves fuel?" with the following options: - the energy of the car - air mass over Earth's surface - the amount of cars used - the size of the wheels - the amount of water used - kinetic energy - preventing heat transfer - energy usage
(A).
the amount of cars used

Ques:Fact 1: Echinoderms use pheromones to communicate with each other. Fact 2: Echinoderms are represented by the starfish. Given the two facts above, answer the question "Starfish use _ to communicate with each other." with the following options: - scattered light - pheromones - heat produced - sound - waves - Chemical energy - electricity - kinetic energy

Ans:pheromones

Ques: Fact 1: Sperm had to swim from male to female reproductive organs for fertilization. Fact 2: Development of multicellular organisms is usually initiated by fertilization of an egg by a sperm. Given the two facts above, answer the question "Where does organism development start?" with the following options: - loose soil - housing - oceans - swamp vegetation - Plants growth - food - female organs - dry conditions
Ans:
female organs